Data: Documentation

Download data dictionaries, methodology statements, and change logs using the file links below.

To find definitions for common Medicare and Medicaid terms, visit the Data: Terminology page.

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Boston Early Adversity and Mortality Study (BEAMS) CMS Data Dictionary

Contains BEAMS’s Medicare data dictionary.

Excel

536 KB

11/22/2022

CMS Data Linkage Service Provided by Acumen, LLC for NIA funded studies

Contains a National Institute on Aging (NIA) letter describing the Data Linkage Program.

PDF

154 KB

1/18/2023

Change Log for 2013-2016 CMS Data

Describes changes to Medicare and/or Medicaid variables in MedRIC's Phase 22 research files.

PDF

922.80 KB

2/20/2019

Denominator (DN) and Master Beneficiary Summary File (MBSF) Crosswalk

Maps DN variable names to MBSF variable names, including the new Part C/D variables that were added in the MBSF.

PDF

90.60 KB

1/19/2019

Health and Retirement Study (HRS) CMS Data Dictionary

Contains HRS's Medicare and Medicaid data dictionary.

Excel

393 KB

10/16/2020

Midlife in the United States (MIDUS) CMS Data Dictionary

Contains MIDUS’s Medicare data dictionary.

Excel

517 KB

11/22/2022

National Health and Aging Trends Study (NHATS) CMS Data Dictionary

Contains NHATS's Medicare data dictionary.

Excel

323 KB

6/25/2021

Project Talent (PT) CMS Data Dictionary

Contains Project Talent's CMS data dictionary.

Excel

356.9 KB

1/14/2021

Understanding America Study (UAS) CMS Data Dictionary

Contains UAS’s Medicare data dictionary.

Excel

287 KB

11/11/2022

Useful Field of View Training (UFOVT) CMS Data Dictionary
     

Contains UFOVT’s Medicare data dictionary.

Excel

308 KB

11/11/2022