Find, Request and Use CMS Data

Getting Started

New to
CMS data

How to begin

Submitting a Request

Find the documents you need & submit a request

How to request identifiable data

Learn About CMS Data

Get answers about
CMS data

How to understand & use the data


View All News

News Updates from CMS
ResDAC is hiring!

Join our team at ResDAC! We have several job positions now open for hire and review of applications will begin immediately. To see all available position descriptions, benefits of working at ResDAC and the University of MN, and how to apply, visit the ResDAC Careers page.

Read More

News Updates from CMS
New Enrollee-level EDGE Data Now Available for Research

CMS is pleased to announce the availability of the Enrollee-Level External Data Gathering Environment (EDGE) Limited Data Set (LDS) for the 2021 benefit year to requesters who seek the data for research purposes.

Read More

News Updates from CMS
2021 Preliminary Medicare Encounter Data Now Available

CMS is pleased to announce the release of the Preliminary 2021 Medicare Advantage (MA, also known as Part C) Encounter Research Identifiable Files (RIFs).

Read More

News Updates from CMS
Million Hearts® Cardiovascular Disease Risk Reduction Model Data Now Available

CMS is pleased to announce the availability of a set of Research Identifiable Files (RIFs) from the CMS Innovation Center Million Hearts® Cardiovascular Disease Risk Reduction Model.

Read More

News Updates from CMS
CMMI Model Data Sharing (CMDS) Initiative Makes New Model Participation Data Available to Researchers

CMS is pleased to announce the availability of Research Identifiable Files (RIFs) for two additional CMS Innovation Center models.

Read More

Find the CMS data file you need

CMS data files are organized by data category and CMS program. Select an item from the options below to begin your search

Browse the CMS data files available

Get the latest information on existing and upcoming data file availability.

ResDAC Resources

Articles

Videos

Quick Links

This video describes CMS' definition of research and explains how to…

Upcoming Events

Introduction to the Use of Medicare Part D Data for Research
-
paper exchanging between hands

Understanding the origin, structure and contents of the Medicare Part D data is essential to…

Event Details
Introduction to the Use of Medicare Data for Research
-
presenter speaker in front of class

Medicare data are useful for understanding the cost and use of healthcare, but they are also…

Event Details