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DENOSUMAB (PROLIA & XGEVA ) UnitedHealthcare Oxford Clinical Policy Policy Number: PHARMACY 306.3 T2 Effective Date: July 2, 2018 Table of Contents Page INSTRUCTIONS FOR USE... 1 CONDITIONS OF COVERAGE... 1 BENEFIT CONSIDERATIONS... 2 COVERAGE RATIONALE... 2 U.S. FOOD AND DRUG ADMINISTRATION... 4 BACKGROUND... 4 APPLICABLE CODES... 5 CLINICAL EVIDENCE... 16 REFERENCES... 17 POLICY HISTORY/REVISION INFORMATION... 18 Related Policies Acquired Rare Disease Drug Therapy Exception Process Injectable Chemotherapy Drugs: Application of NCCN Clinical Practice Guidelines INSTRUCTIONS FOR USE This Clinical Policy provides assistance in interpreting Oxford benefit plans. Unless otherwise stated, Oxford policies do not apply to Medicare Advantage members. Oxford reserves the right, in its sole discretion, to modify its policies as necessary. This Clinical Policy is provided for informational purposes. It does not constitute medical advice. The term Oxford includes Oxford Health Plans, LLC and all of its subsidiaries as appropriate for these policies. When deciding coverage, the member specific benefit plan document must be referenced. The terms of the member specific benefit plan document [e.g., Certificate of Coverage (COC), Schedule of Benefits (SOB), and/or Summary Plan (SPD)] may differ greatly from the standard benefit plan upon which this Clinical Policy is based. In the event of a conflict, the member specific benefit plan document supersedes this Clinical Policy. All reviewers must first identify member eligibility, any federal or state regulatory requirements, and the member specific benefit plan coverage prior to use of this Clinical Policy. Other Policies may apply. UnitedHealthcare may also use tools developed by third parties, such as the MCG Care Guidelines, to assist us in administering health benefits. The MCG Care Guidelines are intended to be used in connection with the independent professional medical judgment of a qualified health care provider and do not constitute the practice of medicine or medical advice. CONDITIONS OF COVERAGE Applicable Lines of Business/ Products Benefit Type Referral Required (Does not apply to non-gatekeeper products) Authorization Required (Precertification always required for inpatient admission) Precertification with Medical Director Review Required Yes 1 Applicable Site(s) of Service (If site of service is not listed, Medical Director review is required) Special Considerations This policy applies to Oxford Commercial plan membership. General Benefits Package Denosumab (Prolia & Xgeva ) Page 1 of 18 No Yes 1,2 Note: All requests for oncology indications are handled by evicore healthcare. All 1 Precertification with review by a Medical Director or their designee is required for non-oncology indications. 2 All precertification requests for oncology indications are handled by evicore healthcare. Refer to the policy titled Injectable Chemotherapy Drugs: Application of NCCN Clinical Practice Guidelines.

BENEFIT CONSIDERATIONS Before using this policy, please check the member specific benefit plan document and any federal or state mandates, if applicable. Some Certificates of Coverage allow for coverage of experimental/investigational/unproven treatments for lifethreatening illnesses when certain conditions are met. The member specific benefit plan document must be consulted to make coverage decisions for this service. Some states mandate benefit coverage for off-label use of medications for some diagnoses or under some circumstances when certain conditions are met. Where such mandates apply, they supersede language in the benefit document or in the medical or drug policy. Benefit coverage for an otherwise unproven service for the treatment of serious rare diseases may occur when certain conditions are met. See the policy titled Acquired Rare Disease Drug Therapy Exception Process. Essential Health Benefits for Individual and Small Group For plan years beginning on or after January 1, 2014, the Affordable Care Act of 2010 (ACA) requires fully insured non-grandfathered individual and small group plans (inside and outside of Exchanges) to provide coverage for ten categories of Essential Health Benefits ( EHBs ). Large group plans (both self-funded and fully insured), and small group ASO plans, are not subject to the requirement to offer coverage for EHBs. However, if such plans choose to provide coverage for benefits which are deemed EHBs, the ACA requires all dollar limits on those benefits to be removed on all Grandfathered and Non-Grandfathered plans. The determination of which benefits constitute EHBs is made on a state by state basis. As such, when using this policy, it is important to refer to the member specific benefit plan document to determine benefit coverage. COVERAGE RATIONALE Please refer to the policy titled Injectable Chemotherapy Drugs: Application of NCCN Clinical Practice Guidelines for updated information based upon the National Comprehensive Cancer Network (NCCN) Drugs & Biologics Compendium (NCCN Compendium ) for oncology indications. This policy refers to the following denosumab products: Prolia Xgeva Proven Prolia (denosumab) is proven and medically necessary for: The treatment of postmenopausal patients with osteoporosis, or to increase bone mass in patients with osteoporosis at high risk for fracture who meet ALL of the following criteria: o Diagnosis of osteoporosis; and o One of the following: BMD T-score -2.5 based on BMD measurements from lumbar spine (at least two vertebral bodies), hip (femoral neck, total hip), or radius (one-third radius site); or History of one of the following resulting from minimal trauma: - Vertebral compression fracture - Fracture of the hip - Fracture of the distal radius - Fracture of the pelvis - Fracture of the proximal humerus or Both of the following: - BMD T-score between -1 and -2.5 (BMD T-score greater than-2.5 and less than or equal to -1) based on BMD measurements from lumber spine (at least two vertebral bodies), hip (femoral neck, total hip), or radius (one-third radius site); and - One of the following: FRAX 10-year fracture probabilities: major osteoporotic fracture at 20% or more FRAX 10-year fracture probabilities: hip fracture at 3% or more; and and o History of failure, contraindication, or intolerance to oral or intravenous bisphosphonate therapy; and o Prolia dosing is in accordance with the United States Food and Drug Administration approved labeling: maximum dosing of 60 mg every 6 months; and o Authorization is for no more than 12 months. Denosumab (Prolia & Xgeva ) Page 2 of 18

To increase bone mass in patients at high risk for fracture receiving androgen deprivation therapy for non-metastatic prostate cancer in patients who meet ALL of the following criteria: Note: All precertification requests for oncology indications are handled by evicore healthcare. For precertification information, refer to the policy titled Injectable Chemotherapy Drugs: Application of NCCN Clinical Practice Guidelines. o Diagnosis of non-metastatic prostate cancer; and o Patient is receiving androgen deprivation therapy; and o History of failure, contraindication, or intolerance to oral or intravenous bisphosphonate therapy; and o Prolia dosing is in accordance with the United States Food and Drug Administration approved labeling: maximum dosing of 60 mg every 6 months; and o Authorization is for no more than 12 months. To treat patients at high risk for fracture receiving adjuvant aromatase inhibitor therapy for breast cancer in patients who meet ALL of the following criteria: Note: All precertification requests for oncology indications are handled by evicore healthcare. For precertification information, refer to the policy titled Injectable Chemotherapy Drugs: Application of NCCN Clinical Practice Guidelines. o Diagnosis of breast cancer; and o Patient is receiving aromatase inhibitor therapy; and o History of failure, contraindication, or intolerance to oral or intravenous bisphosphonate therapy; and o Prolia dosing is in accordance with the United States Food and Drug Administration approved labeling: maximum dosing of 60 mg every 6 months; and o Authorization is for no more than 12 months. Xgeva (denosumab) is proven and medically necessary for: The prevention of skeletal-related events in patients with multiple myeloma and with bone metastases from solid tumors when ALL of the following criteria are met: Note: All precertification requests for oncology indications are handled by evicore healthcare. For precertification information, refer to the policy titled Injectable Chemotherapy Drugs: Application of NCCN Clinical Practice Guidelines. o Patient is one of the following: Patient is 18 years of age; or Patient is a skeletally mature adolescent as defined by having at least 1 mature long bone (e.g., closed epiphyseal growth plate of the humerus) and o One of the following: Diagnosis of multiple myeloma; or Presence of metastatic disease secondary to a solid tumor (e.g., bladder, kidney, lung, ovarian, thyroid, etc.) and o Individual has an expected survival of 3 months or greater; and o Refractory (within the past 30 days), contraindication (including renal insufficiency), or intolerance to treatment with intravenous bisphosphonate therapy (e.g., pamidronate, zoledronic acid) ; and o Xgeva dosing is in accordance with the United States Food and Drug Administration approved labeling: maximum dosing of 120 mg every 4 weeks; and o Authorization is for no more than 12 months. The treatment of giant cell tumor of the bone when ALL of the following criteria are met: Note: All precertification requests for oncology indications are handled by evicore healthcare. For precertification information, refer to the policy titled Injectable Chemotherapy Drugs: Application of NCCN Clinical Practice Guidelines. o Patient is one of the following: Patient is 18 years of age; or Patient is a skeletally mature adolescent as defined by having at least 1 mature long bone (e.g., closed epiphyseal growth plate of the humerus) and o o Diagnosis of localized or metastatic giant cell tumor of the bone; and Disease is one of the following: Unresectable; or Surgical resection is likely to result in severe morbidity and Denosumab (Prolia & Xgeva ) Page 3 of 18

o o Xgeva dosing is in accordance with the United States Food and Drug Administration approved labeling: maximum dosing of 120 mg every 4 weeks (additional 120 mg doses allowed on Day 8 and 15 in the first month of therapy); and Authorization is for no more than 12 months. The treatment of hypercalcemia of malignancy when ALL of the following criteria are met: Note: All precertification requests for oncology indications are handled by evicore healthcare. For precertification information, refer to the policy titled Injectable Chemotherapy Drugs: Application of NCCN Clinical Practice Guidelines. o Patient is one of the following: Patient is 18 years of age; or Patient is a skeletally mature adolescent as defined by having at least 1 mature long bone (e.g., closed epiphyseal growth plate of the humerus) and o Diagnosis of hypercalcemia of malignancy as defined as: albumin-corrected serum calcium level greater than 12.5 mg/dl (3.1 mmol/l); and o No pre-existing hypocalcemia (i.e., serum calcium or corrected calcium within normal limits per laboratory reference); and o Refractory (within the past 30 days), contraindication (including renal insufficiency), or intolerance to treatment with intravenous bisphosphonate therapy (e.g., pamidronate, zoledronic acid); and o Xgeva dosing is in accordance with the United States Food and Drug Administration approved labeling: maximum dosing of 120 mg every 4 weeks (additional 120 mg doses allowed on Day 8 and 15 in the first month of therapy); and o Authorization is for no more than 12 months. Continuation of Therapy Denosumab (Prolia and Xgeva) is proven and medically necessary for continuation of therapy if the member still meets the initial therapy criteria or has shown a positive clinical response from the denosumab therapy. Unproven Xgeva is unproven and not medically necessary for the following indications: Combination therapy of denosumab and intravenous bisphosphonates Bone loss associated with hormone-ablation therapy (other than aromatase inhibitors) in breast/prostate cancer Cancer pain Central giant cell granuloma Hyper-parathyroidism Immobilization hypercalcemia Osteogenesis imperfecta Osteopenia U.S. FOOD AND DRUG ADMINISTRATION (FDA) Prolia (denosumab) is a RANK ligand inhibitor indicated for the treatment of postmenopausal women with osteoporosis at high risk for fracture, to increase bone mass in men with osteoporosis at high risk for fracture, to increase bone mass in men at high risk for fracture receiving androgen deprivation therapy for nonmetastatic prostate cancer and to increase bone mass in women at high risk for fracture receiving adjuvant aromatase inhibitor therapy for breast cancer. 13 Xgeva (denosumab) is a RANK ligand inhibitor indicated for the prevention of skeletal-related events in patients with multiple myeloma and in patients with bone metastases from solid tumors, the treatment of adults and skeletally mature adolescents with giant cell tumor of bone that is unresectable or where surgical resection is likely to result in severe morbidity, and for the treatment of hypercalcemia of malignancy refractory to bisphosphonate therapy. 14 BACKGROUND Current guidelines define osteoporosis as a bone mineral density (BMD) T-score of -2.5 or below, and osteopenia as a T-score between -1 and -2.5. Additionally, guidelines state that osteoporosis can also be diagnosed by the history of a low-trauma spine or hip fracture regardless of BMD, a history of a fragility fracture in osteopenic patients, or in osteopenic patients with an elevated fracture risk as defined by the FRAX fracture assessment tool. 1 Available literature defines high risk for fracture as bone mineral density (BMD) T-scores of -3.5 or less, while it defines severe osteoporosis as T-scores of -2.5 or less with at least one fragility fracture. 2-6 The FRAX tool is designed to assist clinicians in predicting the ten-year probability of fracture with or without the addition of femoral neck bone mineral density (BMD). 7 Denosumab (Prolia & Xgeva ) Page 4 of 18

Denosumab binds to RANKL, a transmembrane or soluble protein essential for the formation, function, and survival of osteoclasts, the cells responsible for bone resorption, thereby modulating calcium release from bone. Denosumab prevents RANKL from activating its receptor, RANK, on the surface of osteoclasts, their precursors, and osteoclast-like giant cells. Prevention of the RANKL/RANK interaction inhibits osteoclast formation, function, and survival, thereby decreasing bone resorption and increasing bone mass and strength in both cortical and trabecular bone. Increased osteoclast activity, stimulated by RANKL, is a mediator of bone pathology in solid tumors with osseous metastases. Similarly, giant cell tumors of bone consist of stromal cells expressing RANKL and osteoclast-like giant cells expressing RANK receptor, and signaling through the RANK receptor contributes to osteolysis and tumor growth. 13,14 APPLICABLE CODES The following list(s) of procedure and/or diagnosis codes is provided for reference purposes only and may not be all inclusive. Listing of a code in this policy does not imply that the service described by the code is a covered or noncovered health service. Benefit coverage for health services is determined by the member specific benefit plan document and applicable laws that may require coverage for a specific service. The inclusion of a code does not imply any right to reimbursement or guarantee claim payment. Other Policies may apply. HCPCS Code J0897 Injection, denosumab, 1 mg ICD-10 Diagnosis Code M80.00XA M80.00XD M80.00XG M80.00XK M80.00XP M80.00XS M80.011A M80.011D M80.011G M80.011K M80.011P M80.011S M80.012A M80.012D M80.012G M80.012K M80.012P M80.012S Age-related osteoporosis with current pathological fracture, unspecified site, initial Age-related osteoporosis with current pathological fracture, unspecified site, subsequent with routine healing Age-related osteoporosis with current pathological fracture, unspecified site, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, unspecified site, subsequent with nonunion Age-related osteoporosis with current pathological fracture, unspecified site, subsequent with malunion Age-related osteoporosis with current pathological fracture, unspecified site, sequela Age-related osteoporosis with current pathological fracture, right shoulder, initial Age-related osteoporosis with current pathological fracture, right shoulder, subsequent with routine healing Age-related osteoporosis with current pathological fracture, right shoulder, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, right shoulder, subsequent with nonunion Age-related osteoporosis with current pathological fracture, right shoulder, subsequent with malunion Age-related osteoporosis with current pathological fracture, right shoulder, sequela Age-related osteoporosis with current pathological fracture, left shoulder, initial Age-related osteoporosis with current pathological fracture, left shoulder, subsequent with routine healing Age-related osteoporosis with current pathological fracture, left shoulder, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, left shoulder, subsequent with nonunion Age-related osteoporosis with current pathological fracture, left shoulder, subsequent with malunion Age-related osteoporosis with current pathological fracture, left shoulder, sequela Denosumab (Prolia & Xgeva ) Page 5 of 18

M80.019A M80.019D M80.019G M80.019K M80.019P M80.019S M80.021A M80.021D M80.021G M80.021K M80.021P M80.021S M80.022A M80.022D M80.022G M80.022K M80.022P M80.022S M80.029A M80.029D M80.029G M80.029K M80.029P M80.029S M80.031A M80.031D M80.031G Age-related osteoporosis with current pathological fracture, unspecified shoulder, initial Age-related osteoporosis with current pathological fracture, unspecified shoulder, subsequent with routine healing Age-related osteoporosis with current pathological fracture, unspecified shoulder, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, unspecified shoulder, subsequent with nonunion Age-related osteoporosis with current pathological fracture, unspecified shoulder, subsequent with malunion Age-related osteoporosis with current pathological fracture, unspecified shoulder, sequela Age-related osteoporosis with current pathological fracture, right humerus, initial Age-related osteoporosis with current pathological fracture, right humerus, subsequent with routine healing Age-related osteoporosis with current pathological fracture, right humerus, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, right humerus, subsequent with nonunion Age-related osteoporosis with current pathological fracture, right humerus, subsequent with malunion Age-related osteoporosis with current pathological fracture, right humerus, sequela Age-related osteoporosis with current pathological fracture, left humerus, initial Age-related osteoporosis with current pathological fracture, left humerus, subsequent with routine healing Age-related osteoporosis with current pathological fracture, left humerus, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, left humerus, subsequent with nonunion Age-related osteoporosis with current pathological fracture, left humerus, subsequent with malunion Age-related osteoporosis with current pathological fracture, left humerus, sequela Age-related osteoporosis with current pathological fracture, unspecified humerus, initial Age-related osteoporosis with current pathological fracture, unspecified humerus, subsequent with routine healing Age-related osteoporosis with current pathological fracture, unspecified humerus, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, unspecified humerus, subsequent with nonunion Age-related osteoporosis with current pathological fracture, unspecified humerus, subsequent with malunion Age-related osteoporosis with current pathological fracture, unspecified humerus, sequela Age-related osteoporosis with current pathological fracture, right forearm, initial Age-related osteoporosis with current pathological fracture, right forearm, subsequent with routine healing Age-related osteoporosis with current pathological fracture, right forearm, subsequent with delayed healing Denosumab (Prolia & Xgeva ) Page 6 of 18

M80.031K M80.031P M80.031S M80.032A M80.032D M80.032G M80.032K M80.032P M80.032S M80.039A M80.039D M80.039G M80.039K M80.039P M80.039S M80.041A M80.041D M80.041G M80.041K M80.041P M80.041S M80.042A M80.042D M80.042G M80.042K M80.042P M80.042S M80.049A Age-related osteoporosis with current pathological fracture, right forearm, subsequent with nonunion Age-related osteoporosis with current pathological fracture, right forearm, subsequent with malunion Age-related osteoporosis with current pathological fracture, right forearm, sequela Age-related osteoporosis with current pathological fracture, left forearm, initial Age-related osteoporosis with current pathological fracture, left forearm, subsequent with routine healing Age-related osteoporosis with current pathological fracture, left forearm, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, left forearm, subsequent with nonunion Age-related osteoporosis with current pathological fracture, left forearm, subsequent with malunion Age-related osteoporosis with current pathological fracture, left forearm, sequela Age-related osteoporosis with current pathological fracture, unspecified forearm, initial Age-related osteoporosis with current pathological fracture, unspecified forearm, subsequent with routine healing Age-related osteoporosis with current pathological fracture, unspecified forearm, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, unspecified forearm, subsequent with nonunion Age-related osteoporosis with current pathological fracture, unspecified forearm, subsequent with malunion Age-related osteoporosis with current pathological fracture, unspecified forearm, sequela Age-related osteoporosis with current pathological fracture, right hand, initial Age-related osteoporosis with current pathological fracture, right hand, subsequent with routine healing Age-related osteoporosis with current pathological fracture, right hand, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, right hand, subsequent with nonunion Age-related osteoporosis with current pathological fracture, right hand, subsequent with malunion Age-related osteoporosis with current pathological fracture, right hand, sequela Age-related osteoporosis with current pathological fracture, left hand, initial Age-related osteoporosis with current pathological fracture, left hand, subsequent with routine healing Age-related osteoporosis with current pathological fracture, left hand, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, left hand, subsequent with nonunion Age-related osteoporosis with current pathological fracture, left hand, subsequent with malunion Age-related osteoporosis with current pathological fracture, left hand, sequela Age-related osteoporosis with current pathological fracture, unspecified hand, initial Denosumab (Prolia & Xgeva ) Page 7 of 18

M80.049D M80.049G M80.049K M80.049P M80.049S M80.051A M80.051D M80.051G M80.051K M80.051P M80.051S M80.052A M80.052D M80.052G M80.052K M80.052P M80.052S M80.059A M80.059D M80.059G M80.059K M80.059P M80.059S M80.061A M80.061D M80.061G M80.061K Age-related osteoporosis with current pathological fracture, unspecified hand, subsequent with routine healing Age-related osteoporosis with current pathological fracture, unspecified hand, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, unspecified hand, subsequent with nonunion Age-related osteoporosis with current pathological fracture, unspecified hand, subsequent with malunion Age-related osteoporosis with current pathological fracture, unspecified hand, sequela Age-related osteoporosis with current pathological fracture, right femur, initial Age-related osteoporosis with current pathological fracture, right femur, subsequent with routine healing Age-related osteoporosis with current pathological fracture, right femur, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, right femur, subsequent with nonunion Age-related osteoporosis with current pathological fracture, right femur, subsequent with malunion Age-related osteoporosis with current pathological fracture, right femur, sequela Age-related osteoporosis with current pathological fracture, left femur, initial Age-related osteoporosis with current pathological fracture, left femur, subsequent with routine healing Age-related osteoporosis with current pathological fracture, left femur, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, left femur, subsequent with nonunion Age-related osteoporosis with current pathological fracture, left femur, subsequent with malunion Age-related osteoporosis with current pathological fracture, left femur, sequela Age-related osteoporosis with current pathological fracture, unspecified femur, initial Age-related osteoporosis with current pathological fracture, unspecified femur, subsequent with routine healing Age-related osteoporosis with current pathological fracture, unspecified femur, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, unspecified femur, subsequent with nonunion Age-related osteoporosis with current pathological fracture, unspecified femur, subsequent with malunion Age-related osteoporosis with current pathological fracture, unspecified femur, sequela Age-related osteoporosis with current pathological fracture, right lower leg, initial Age-related osteoporosis with current pathological fracture, right lower leg, subsequent with routine healing Age-related osteoporosis with current pathological fracture, right lower leg, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, right lower leg, subsequent with nonunion Denosumab (Prolia & Xgeva ) Page 8 of 18

M80.061P M80.061S M80.062A M80.062D M80.062G M80.062K M80.062P M80.062S M80.069A M80.069D M80.069G M80.069K M80.069P M80.069S M80.071A M80.071D M80.071G M80.071K M80.071P M80.071S M80.072A M80.072D M80.072G M80.072K M80.072P M80.072S M80.079A Age-related osteoporosis with current pathological fracture, right lower leg, subsequent with malunion Age-related osteoporosis with current pathological fracture, right lower leg, sequela Age-related osteoporosis with current pathological fracture, left lower leg, initial Age-related osteoporosis with current pathological fracture, left lower leg, subsequent with routine healing Age-related osteoporosis with current pathological fracture, left lower leg, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, left lower leg, subsequent with nonunion Age-related osteoporosis with current pathological fracture, left lower leg, subsequent with malunion Age-related osteoporosis with current pathological fracture, left lower leg, sequela Age-related osteoporosis with current pathological fracture, unspecified lower leg, initial Age-related osteoporosis with current pathological fracture, unspecified lower leg, subsequent with routine healing Age-related osteoporosis with current pathological fracture, unspecified lower leg, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, unspecified lower leg, subsequent with nonunion Age-related osteoporosis with current pathological fracture, unspecified lower leg, subsequent with malunion Age-related osteoporosis with current pathological fracture, unspecified lower leg, sequela Age-related osteoporosis with current pathological fracture, right ankle and foot, initial Age-related osteoporosis with current pathological fracture, right ankle and foot, subsequent with routine healing Age-related osteoporosis with current pathological fracture, right ankle and foot, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, right ankle and foot, subsequent with nonunion Age-related osteoporosis with current pathological fracture, right ankle and foot, subsequent with malunion Age-related osteoporosis with current pathological fracture, right ankle and foot, sequela Age-related osteoporosis with current pathological fracture, left ankle and foot, initial Age-related osteoporosis with current pathological fracture, left ankle and foot, subsequent with routine healing Age-related osteoporosis with current pathological fracture, left ankle and foot, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, left ankle and foot, subsequent with nonunion Age-related osteoporosis with current pathological fracture, left ankle and foot, subsequent with malunion Age-related osteoporosis with current pathological fracture, left ankle and foot, sequela Age-related osteoporosis with current pathological fracture, unspecified ankle and foot, initial Denosumab (Prolia & Xgeva ) Page 9 of 18

M80.079D M80.079G M80.079K M80.079P M80.079S M80.08XA M80.08XD M80.08XG M80.08XK M80.08XP M80.08XS M80.811A M80.811D M80.811G M80.811K M80.811P M80.811S M80.812A M80.812D M80.812G M80.812K M80.812P M80.812S M80.819A M80.819D M80.819G M80.819K Age-related osteoporosis with current pathological fracture, unspecified ankle and foot, subsequent with routine healing Age-related osteoporosis with current pathological fracture, unspecified ankle and foot, subsequent with delayed healing Age-related osteoporosis with current pathological fracture, unspecified ankle and foot, subsequent with nonunion Age-related osteoporosis with current pathological fracture, unspecified ankle and foot, subsequent with malunion Age-related osteoporosis with current pathological fracture, unspecified ankle and foot, sequela Age-related osteoporosis with current pathological fracture, vertebra(e), initial Age-related osteoporosis with current pathological fracture, vertebra(e), subsequent with routine healing Age-related osteoporosis with current pathological fracture, vertebra(e), subsequent with delayed healing Age-related osteoporosis with current pathological fracture, vertebra(e), subsequent with nonunion Age-related osteoporosis with current pathological fracture, vertebra(e), subsequent with malunion Age-related osteoporosis with current pathological fracture, vertebra(e), sequela Other osteoporosis with current pathological fracture, right shoulder, initial encounter for fracture Other osteoporosis with current pathological fracture, right shoulder, subsequent with routine healing Other osteoporosis with current pathological fracture, right shoulder, subsequent with delayed healing Other osteoporosis with current pathological fracture, right shoulder, subsequent with nonunion Other osteoporosis with current pathological fracture, right shoulder, subsequent with malunion Other osteoporosis with current pathological fracture, right shoulder, sequela Other osteoporosis with current pathological fracture, left shoulder, initial encounter for fracture Other osteoporosis with current pathological fracture, left shoulder, subsequent with routine healing Other osteoporosis with current pathological fracture, left shoulder, subsequent with delayed healing Other osteoporosis with current pathological fracture, left shoulder, subsequent with nonunion Other osteoporosis with current pathological fracture, left shoulder, subsequent with malunion Other osteoporosis with current pathological fracture, left shoulder, sequela Other osteoporosis with current pathological fracture, unspecified shoulder, initial Other osteoporosis with current pathological fracture, unspecified shoulder, subsequent with routine healing Other osteoporosis with current pathological fracture, unspecified shoulder, subsequent with delayed healing Other osteoporosis with current pathological fracture, unspecified shoulder, subsequent with nonunion Denosumab (Prolia & Xgeva ) Page 10 of 18

M80.819P M80.819S M80.821A M80.821D M80.821G M80.821K M80.821P M80.821S M80.822A M80.822D M80.822G M80.822K M80.822P M80.822S M80.829A M80.829D M80.829G M80.829K M80.829P M80.829S M80.831A M80.831D M80.831G M80.831K M80.831P M80.831S M80.832A M80.832D Other osteoporosis with current pathological fracture, unspecified shoulder, subsequent with malunion Other osteoporosis with current pathological fracture, unspecified shoulder, sequela Other osteoporosis with current pathological fracture, right humerus, initial encounter for fracture Other osteoporosis with current pathological fracture, right humerus, subsequent with routine healing Other osteoporosis with current pathological fracture, right humerus, subsequent with delayed healing Other osteoporosis with current pathological fracture, right humerus, subsequent with nonunion Other osteoporosis with current pathological fracture, right humerus, subsequent with malunion Other osteoporosis with current pathological fracture, right humerus, sequela Other osteoporosis with current pathological fracture, left humerus, initial encounter for fracture Other osteoporosis with current pathological fracture, left humerus, subsequent with routine healing Other osteoporosis with current pathological fracture, left humerus, subsequent with delayed healing Other osteoporosis with current pathological fracture, left humerus, subsequent with nonunion Other osteoporosis with current pathological fracture, left humerus, subsequent with malunion Other osteoporosis with current pathological fracture, left humerus, sequela Other osteoporosis with current pathological fracture, unspecified humerus, initial Other osteoporosis with current pathological fracture, unspecified humerus, subsequent with routine healing Other osteoporosis with current pathological fracture, unspecified humerus, subsequent with delayed healing Other osteoporosis with current pathological fracture, unspecified humerus, subsequent with nonunion Other osteoporosis with current pathological fracture, unspecified humerus, subsequent with malunion Other osteoporosis with current pathological fracture, unspecified humerus, sequela Other osteoporosis with current pathological fracture, right forearm, initial encounter for fracture Other osteoporosis with current pathological fracture, right forearm, subsequent with routine healing Other osteoporosis with current pathological fracture, right forearm, subsequent with delayed healing Other osteoporosis with current pathological fracture, right forearm, subsequent with nonunion Other osteoporosis with current pathological fracture, right forearm, subsequent with malunion Other osteoporosis with current pathological fracture, right forearm, sequela Other osteoporosis with current pathological fracture, left forearm, initial encounter for fracture Other osteoporosis with current pathological fracture, left forearm, subsequent with routine healing Denosumab (Prolia & Xgeva ) Page 11 of 18

M80.832G M80.832K M80.832P M80.832S M80.839A M80.839D M80.839G M80.839K M80.839P M80.839S M80.841A M80.841D M80.841G M80.841K M80.841P M80.841S M80.842A M80.842D M80.842G M80.842K M80.842P M80.842S M80.849A M80.849D M80.849G M80.849K M80.849P M80.849S Other osteoporosis with current pathological fracture, left forearm, subsequent with routine healing Other osteoporosis with current pathological fracture, left forearm, subsequent with nonunion Other osteoporosis with current pathological fracture, left forearm, subsequent with malunion Other osteoporosis with current pathological fracture, left forearm, sequela Other osteoporosis with current pathological fracture, unspecified forearm, initial Other osteoporosis with current pathological fracture, unspecified forearm, subsequent with routine healing Other osteoporosis with current pathological fracture, unspecified forearm, subsequent with delayed healing Other osteoporosis with current pathological fracture, unspecified forearm, subsequent with nonunion Other osteoporosis with current pathological fracture, unspecified forearm, subsequent with malunion Other osteoporosis with current pathological fracture, unspecified forearm, sequela Other osteoporosis with current pathological fracture, right hand, initial encounter for fracture Other osteoporosis with current pathological fracture, right hand, subsequent with routine healing Other osteoporosis with current pathological fracture, right hand, subsequent with delayed healing Other osteoporosis with current pathological fracture, right hand, subsequent with nonunion Other osteoporosis with current pathological fracture, right hand, subsequent with malunion Other osteoporosis with current pathological fracture, right hand, sequela Other osteoporosis with current pathological fracture, left hand, initial encounter for fracture Other osteoporosis with current pathological fracture, left hand, subsequent with routine healing Other osteoporosis with current pathological fracture, left hand, subsequent with delayed healing Other osteoporosis with current pathological fracture, left hand, subsequent with nonunion Other osteoporosis with current pathological fracture, left hand, subsequent with malunion Other osteoporosis with current pathological fracture, left hand, sequela Other osteoporosis with current pathological fracture, unspecified hand, initial Other osteoporosis with current pathological fracture, unspecified hand, subsequent with routine healing Other osteoporosis with current pathological fracture, unspecified hand, subsequent with delayed healing Other osteoporosis with current pathological fracture, unspecified hand, subsequent with nonunion Other osteoporosis with current pathological fracture, unspecified hand, subsequent with malunion Other osteoporosis with current pathological fracture, unspecified hand, sequela Denosumab (Prolia & Xgeva ) Page 12 of 18

M80.851A M80.851D M80.851G M80.851K M80.851P M80.851S M80.852A M80.852D M80.852G M80.852K M80.852P M80.852S M80.859A M80.859D M80.859G M80.859K M80.859P M80.859S M80.861A M80.861D M80.861G M80.861K M80.861P M80.861S M80.862A M80.862D M80.862G M80.862K Other osteoporosis with current pathological fracture, right femur, initial encounter for fracture Other osteoporosis with current pathological fracture, right femur, subsequent with routine healing Other osteoporosis with current pathological fracture, right femur, subsequent with delayed healing Other osteoporosis with current pathological fracture, right femur, subsequent with nonunion Other osteoporosis with current pathological fracture, right femur, subsequent with malunion Other osteoporosis with current pathological fracture, right femur, sequela Other osteoporosis with current pathological fracture, left femur, initial encounter for fracture Other osteoporosis with current pathological fracture, left femur, subsequent with routine healing Other osteoporosis with current pathological fracture, left femur, subsequent with delayed healing Other osteoporosis with current pathological fracture, left femur, subsequent with nonunion Other osteoporosis with current pathological fracture, left femur, subsequent with malunion Other osteoporosis with current pathological fracture, left femur, sequela Other osteoporosis with current pathological fracture, unspecified femur, initial Other osteoporosis with current pathological fracture, unspecified femur, subsequent with routine healing Other osteoporosis with current pathological fracture, unspecified femur, subsequent with delayed healing Other osteoporosis with current pathological fracture, unspecified femur, subsequent with nonunion Other osteoporosis with current pathological fracture, unspecified femur, subsequent with malunion Other osteoporosis with current pathological fracture, unspecified femur, sequela Other osteoporosis with current pathological fracture, right lower leg, initial Other osteoporosis with current pathological fracture, right lower leg, subsequent with routine healing Other osteoporosis with current pathological fracture, right lower leg, subsequent with delayed healing Other osteoporosis with current pathological fracture, right lower leg, subsequent with nonunion Other osteoporosis with current pathological fracture, right lower leg, subsequent with malunion Other osteoporosis with current pathological fracture, right lower leg, sequela Other osteoporosis with current pathological fracture, left lower leg, initial encounter for fracture Other osteoporosis with current pathological fracture, left lower leg, subsequent with routine healing Other osteoporosis with current pathological fracture, left lower leg, subsequent with delayed healing Other osteoporosis with current pathological fracture, left lower leg, subsequent with nonunion Denosumab (Prolia & Xgeva ) Page 13 of 18

M80.862P M80.862S M80.869A M80.869D M80.869G M80.869K M80.869P M80.869S M80.871A M80.871D M80.871G M80.871K M80.871P M80.871S M80.872A M80.872D M80.872G M80.872K M80.872P M80.872S M80.879A M80.879D M80.879G M80.879K M80.879P M80.879S M80.88XA M80.88XD Other osteoporosis with current pathological fracture, left lower leg, subsequent with malunion Other osteoporosis with current pathological fracture, left lower leg, sequela Other osteoporosis with current pathological fracture, unspecified lower leg, initial Other osteoporosis with current pathological fracture, unspecified lower leg, subsequent with routine healing Other osteoporosis with current pathological fracture, unspecified lower leg, subsequent with delayed healing Other osteoporosis with current pathological fracture, unspecified lower leg, subsequent with nonunion Other osteoporosis with current pathological fracture, unspecified lower leg, subsequent with malunion Other osteoporosis with current pathological fracture, unspecified lower leg, sequela Other osteoporosis with current pathological fracture, right ankle and foot, initial Other osteoporosis with current pathological fracture, right ankle and foot, subsequent with routine healing Other osteoporosis with current pathological fracture, right ankle and foot, subsequent with delayed healing Other osteoporosis with current pathological fracture, right ankle and foot, subsequent with nonunion Other osteoporosis with current pathological fracture, right ankle and foot, subsequent with malunion Other osteoporosis with current pathological fracture, right ankle and foot, sequela Other osteoporosis with current pathological fracture, left ankle and foot, initial Other osteoporosis with current pathological fracture, left ankle and foot, subsequent with routine healing Other osteoporosis with current pathological fracture, left ankle and foot, subsequent with delayed healing Other osteoporosis with current pathological fracture, left ankle and foot, subsequent with nonunion Other osteoporosis with current pathological fracture, left ankle and foot, subsequent with malunion Other osteoporosis with current pathological fracture, left ankle and foot, sequela Other osteoporosis with current pathological fracture, unspecified ankle and foot, initial Other osteoporosis with current pathological fracture, unspecified ankle and foot, subsequent with routine healing Other osteoporosis with current pathological fracture, unspecified ankle and foot, subsequent with delayed healing Other osteoporosis with current pathological fracture, unspecified ankle and foot, subsequent with nonunion Other osteoporosis with current pathological fracture, unspecified ankle and foot, subsequent with malunion Other osteoporosis with current pathological fracture, unspecified ankle and foot, sequela Other osteoporosis with current pathological fracture, vertebra(e), initial encounter for fracture Other osteoporosis with current pathological fracture, vertebra(e), subsequent with routine healing Denosumab (Prolia & Xgeva ) Page 14 of 18

M80.88XG M80.88XK M80.88XP M80.88XS Other osteoporosis with current pathological fracture, vertebra(e), subsequent with delayed healing Other osteoporosis with current pathological fracture, vertebra(e), subsequent with nonunion Other osteoporosis with current pathological fracture, vertebra(e), subsequent with malunion Other osteoporosis with current pathological fracture, vertebra(e), sequela M81.0 Age-related osteoporosis without current pathological fracture M81.8 Other osteoporosis without current pathological fracture Z78.310 Personal history of (healed) osteoporosis fracture Xgeva Diagnosis Codes C79.00 Secondary malignant neoplasm of unspecified kidney and renal pelvis C79.01 Secondary malignant neoplasm of right kidney and renal pelvis C79.02 Secondary malignant neoplasm of left kidney and renal pelvis C79.10 Secondary malignant neoplasm of unspecified urinary organs C79.11 Secondary malignant neoplasm of bladder C79.19 Secondary malignant neoplasm of other urinary organs C79.2 Secondary malignant neoplasm of skin C79.31 Secondary malignant neoplasm of brain C79.32 Secondary malignant neoplasm of cerebral meninges C79.40 Secondary malignant neoplasm of unspecified part of nervous system C79.49 Secondary malignant neoplasm of other parts of nervous system C79.51 Secondary malignant neoplasm of bone C79.52 Secondary malignant neoplasm of bone marrow C79.60 Secondary malignant neoplasm of unspecified ovary C79.61 Secondary malignant neoplasm of right ovary C79.62 Secondary malignant neoplasm of left ovary C79.70 Secondary malignant neoplasm of unspecified adrenal gland C79.71 Secondary malignant neoplasm of right adrenal gland C79.72 Secondary malignant neoplasm of left adrenal gland C79.81 Secondary malignant neoplasm of breast C79.82 Secondary malignant neoplasm of genital organs C79.89 Secondary malignant neoplasm of other specified sites C79.9 Secondary malignant neoplasm of unspecified site C90.00 Multiple myeloma not having achieved remission C90.02 Multiple myeloma in relapse D48.0 Neoplasm of uncertain behavior of bone and articular cartilage E83.52 Hypercalcemia Maximum Dosage Requirements Maximum Allowed Quantities by HCPCS Units This section provides information about the maximum dosage per administration for Denosumab administered by a medical professional. Medication Name Brand Generic Maximum Dosage per Administration HCPCS Code Prolia Denosumab 60 mg J0897 Xgeva Denosumab 120 mg J0897 Maximum Allowed 60 HCPCS units (1 mg per unit) 120 HCPCS units (1 mg per unit) Denosumab (Prolia & Xgeva ) Page 15 of 18

Maximum Allowed Quantities by National Drug Code (NDC) Units The allowed quantities in this section are calculated based upon both the maximum dosage information supplied within this policy as well as the process by which NDC claims are billed. This list may not be inclusive of all available NDC s for each drug product and is subject to change. Medication Name National Drug How Supplied Maximum Allowed Brand Generic Code Prolia Denosumab 60 mg/1 ml vial 55513-0710-01 1 vial/1 ml Xgeva Denosumab 120 mg/1.7 ml vial 55513-0730-01 1 vial/1.7 ml CLINICAL EVIDENCE Prolia Postmenopausal Patients with Osteoporosis Brown JP et al compared the efficacy and safety of denosumab with alendronate in postmenopausal women with low bone mass in a phase 3, multicenter, double-blind study. 11 Participants included postmenopausal women with a T- score <or= -2.0 at the lumbar spine or total hip and received subcutaneous denosumab injections (60 mg every 6 months [Q6M]) plus oral placebo weekly (n = 594) or oral alendronate weekly (70 mg) plus subcutaneous placebo injections Q6M (n = 595). Efficacy was measured by assessing changes in BMD at the total hip, femoral neck, trochanter, lumbar spine, and one-third radius at 6 and 12 months. Additionally bone turnover markers at months 1, 3, 6, 9, and 12 were assessed. Adverse events were monitored to evaluate safety. Denosumab significantly increased BMD at month 12 (3.5% versus 2.6%; p < 0.0001 for the total hip). Significantly greater increases in BMD were observed with denosumab at all measured skeletal sites over the twelve month treatment period. Denosumab showed significantly greater reduction of bone turnover markers compared to alendronate. Adverse events and laboratory values were similar for the two treatment groups. The authors conclude that denosumab showed a significantly larger gain in BMD and greater reduction in bone turnover markers compared with alendronate. Overall, the safety profile was similar for both treatment groups. Men with Low Bone Mineral Density Langdahl BL et al evaluated denosumab therapy in men with low bone mineral density (BMD) in a multicenter, phase 3 study. 9 The study consisted of 2 treatment periods including a 12-month double-blind, placebo-controlled phase and a 12-month open-label phase. Participants from the original denosumab (long-term) and placebo (crossover) groups received 60 mg of denosumab subcutaneous every 6 months. During the open-label phase, the following BMD increases occurred with long-term denosumab treatment (2.2% lumbar spine, 0.9% total hip, 1.3% femoral neck, 1.3% trochanter, and 0.2% 1/3 radius), resulting in cumulative 24-month gains from baseline of 8.0%, 3.4%, 3.4%, 4.6%, and 0.7%, respectively (all P <.01). The crossover group showed BMD gains similar to the long-term treatment group during the first 12 months of treatment. Similar adverse event rates were seen in both groups. The authors conclude that in the study population, denosumab treatment for a second year continued to increase BMD, maintained reductions in bone resorption, and was well tolerated. These results were similar to previous results in postmenopausal women with osteoporosis and in men with prostate cancer receiving androgen deprivation therapy. Orwoll E. et al evaluated the safety and efficacy of denosumab compared with placebo in men with low BMD after 1 year of treatment in a placebo-controlled, phase 3 study. 10 The primary endpoint was the percent change of BMS from baseline in lumbar spine (LS) at one year. After 12 months, denosumab resulted in BMD increases of 5.7% at the LS, 2.4% at the total hip, 2.1% at the femoral neck, 3.1% at the trochanter, and 0.6% at the one third radius (adjusted P 0.0144 for BMD percent differences at all sites compared with placebo). The incidence of adverse events was similar between groups. The authors conclude that 12 months of treatment with denosumab in men with low BMD was well tolerated and resulted in a reduction in bone resorption and significant increases in BMD at all skeletal sites assessed. Patients at High Risk for Fracture Receiving Androgen Deprivation Therapy for Non-Metastatic Prostate Cancer Smith ME et al investigated the effects of denosumab in a double-blind, multicenter study, on bone mineral density and fractures in patients with non-metastatic prostate cancer who are receiving androgen-deprivation therapy. 8 Patients were randomly assigned to receive denosumab at a dose of 60 mg subcutaneously every 6 months or placebo (N = 734 per group). The primary end point was percent change in bone mineral density at the lumbar spine at 24 months. Secondary end points included percent change in bone mineral densities at the femoral neck and total hip at 24 months and at all three sites at 36 months, as well as frequency of new vertebral fractures. At 24 months, patients receiving denosumab experienced an increase in bone mineral density of the lumbar spine by 5.6% as compared with a loss of 1.0% in the placebo group (P<0.001). Significant differences between the placebo and denosumab groups were seen at 1 month and continued through 36 months. Treatment was also associated with significant increases in bone mineral density at the total hip, femoral neck, and distal third of the radius. Patients who received denosumab had a decreased incidence of new vertebral fractures at 36 months (1.5%, vs. 3.9% with placebo) (relative risk, 0.38; Denosumab (Prolia & Xgeva ) Page 16 of 18