The Centers for Medicare & Medicaid Services (CMS) Medicare program reimburses for Part B drugs based on the Average Sales Price (ASP) of a drug +6%. These ASP rates are submitted quarterly by drug manufacturers and are based on data from two quarters prior.¹

Always remember to check the appropriate Healthcare Common Procedure Coding System (HCPCS) Code Dosage to find the true ASP price of a drug.

You can find the most up-to-date ASP pricing at


  1. Weidner S, Diaz M, Schaedig C, Godan L. Observations regarding the average sales price reimbursement methodology. Evidenced-Based Oncology. 2021 June;27(4):SP156–SP160.
  2. Center for Medicare & Medicaid Services. 2021 ASP Drug Pricing Files. January 10, 2022.