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Part D Claims Data

Guidance for researchers with information on Part D claims data for the purposes of research, analysis, reporting, and public health functions. These data can also be used to better identify, evaluate and measure the effects of the Medicare Modernization Act of 2003, (MMA).

Issued by: Centers for Medicare & Medicaid Services (CMS)

Issue Date: December 22, 2016

This page contains information on Part D claims data for the purposes of research, analysis, reporting, and public health functions. These data will also be used to better identify, evaluate and measure the effects of the Medicare Modernization Act of 2003, (MMA).  For anyone interested in requesting Part D for research purposes, please click on the Research Data Assistance Center (ResDAC) link below for more information.

Click the selection that best matches your area of interest.  Please check back, as we will continue to update these resources regularly.

HHS is committed to making its websites and documents accessible to the widest possible audience, including individuals with disabilities. We are in the process of retroactively making some documents accessible. If you need assistance accessing an accessible version of this document, please reach out to the guidance@hhs.gov.

DISCLAIMER: The contents of this database lack the force and effect of law, except as authorized by law (including Medicare Advantage Rate Announcements and Advance Notices) or as specifically incorporated into a contract. The Department may not cite, use, or rely on any guidance that is not posted on the guidance repository, except to establish historical facts.