Research Identifiable File Availability

Title Availability Date Requests Can Be Accepted for Upcoming Releases Important Notes
Million Hearts® Cardiovascular Disease Risk Reduction (Million Hearts®) Model Alignment Files 2017-2021
Acute Hospital Care at Home (AHCAH) - Hospital CY 2020-2023 Q1 (November 2020 - March 2023)
Acute Hospital Care at Home (AHCAH) - Patient CY 2020-2023 Q1 (November 2020 - March 2023)
CMMI Model Data Sharing (CMDS) Model Participation Data Initiative Varies by model start and end date
Medicare Bayesian Improved Surname Geocoding (MBISG) March 2023
March 2024
CMMI Model Data Sharing (CMDS) Entity File Varies by model start and end date
Oncology Care Model (OCM) Dates of service July 2017 - June 2022
CMMI Model Data Sharing (CMDS) Provider File Varies by model start and end date
Oncology Care Model (OCM) Clinical and Staging File Dates of service July 2017 - June 2022
CMMI Model Data Sharing (CMDS) Beneficiary File Varies by model start and end date
Oncology Care Model (OCM) Current Clinical Status File Dates of service July 2017 - June 2022
Million Hearts® Cardiovascular Disease Risk Reduction Model 2017-2021
Accountable Health Communities (AHC) Model
Million Hearts® Cardiovascular Disease Risk Reduction (Million Hearts®) Model Raw Clinical File 2017-2021
Million Hearts® Cardiovascular Disease Risk Reduction (Million Hearts®) Model Final Clinical File 2017-2021
Million Hearts® Cardiovascular Disease Risk Reduction (Million Hearts®) Model Beneficiary Demographic File 2017-2021
Million Hearts® Cardiovascular Disease Risk Reduction (Million Hearts®) Model Visit File 2017-2021
Million Hearts® Cardiovascular Disease Risk Reduction (Million Hearts®) Model Practice List File 2017-2021
Million Hearts® Cardiovascular Disease Risk Reduction (Million Hearts®) Model Provider List File 2017-2021
Master Beneficiary Summary File (MBSF) Base A/B/C/D V2 CY 2023 CY 2024 available 11/2025
MBSF Base A/B/C/D CY 1999-2023
MBSF 30 CCW Chronic Conditions CY 2017-2023 CY 2024 available 11/2025
MBSF 27 CCW Chronic Conditions CY 1999-2021
MBSF Other Chronic or Potentially Disabling Conditions CY 2000-2023 CY 2024 available 11/2025
MBSF Cost and Use CY 1999-2023 CY 2024 available 11/2025
MBSF National Death Index (NDI)

CY 1999-2021
  • Only available in VRDC
Inpatient (Fee-for-Service) CY 1999-2023 CY 2024 available 11/2025
Medicare Provider Analysis and Review (MedPAR) CY 1999-2023 CY 2024 available 11/2025
Outpatient (Fee-for-Service) CY 1999-2023 CY 2024 available 11/2025
Carrier (Fee-for-Service) CY 1999-2023 CY 2024 available 11/2025
Skilled Nursing Facility (Fee-for-Service) CY 1999-2023 CY 2024 available 11/2025
Durable Medical Equipment (Fee-for-Service) CY 1999-2023 CY 2024 available 11/2025
Home Health Agency (Fee-for-Service) CY 1999-2023 CY 2024 available 11/2025
Hospice (Fee-for-Service) CY 1999-2022 CY 2023 available 11/2024
Inpatient (Encounter) Service year 2015-2022
Outpatient (Encounter) Service year 2015-2022
Carrier (Encounter) Service year 2015-2022
Skilled Nursing Facility (Encounter) Service year 2015-2022
Durable Medical Equipment (Encounter) Service year 2015-2022
Home Health Agency (Encounter) Service year 2015-2022
Risk Score Files

Payment Year 2014
Part D Event (PDE) File

CY 2006-2023

CY 2024 available 11/2025
Part D Drug Characteristics File

CY 2006-2023

CY 2024 available 11/2025
Part D Formulary File

CY 2010-2023

CY 2024 available 11/2025
Part D Pharmacy Characteristics File

CY 2006-2023

CY 2024 available 11/2025
Part D Prescriber Characteristics File

CY 2006-2023

CY 2024 available 11/2025
Plan Characteristics File CY 2015-2023 CY 2024 available 11/2025
Part D Medication Therapy Management Data File

CY 2013-2022
Part D Plan Election Type Beneficiary Summary File

CY 2007-2022
TAF Demographic and Eligibility File CY 2014-2022
2023 Preliminary
  • File or variable availability may vary by year and/or state
  • TAF data requests may take longer to deliver than other CMS RIF data due to data volume
TAF Inpatient File CY 2014-2022
2023 Preliminary
  • File or variable availability may vary by year and/or state
  • TAF data requests may take longer to deliver than other CMS RIF data due to data volume
TAF Other Services File CY 2014-2022
2023 Preliminary
  • File or variable availability may vary by year and/or state
  • TAF data requests may take longer to deliver than other CMS RIF data due to data volume
TAF Long Term Care File CY 2014-2022
2023 Preliminary
  • File or variable availability may vary by year and/or state
  • TAF data requests may take longer to deliver than other CMS RIF data due to data volume
TAF Pharmacy File CY 2014-2022
2023 Preliminary
  • File or variable availability may vary by year and/or state
  • TAF data requests may take longer to deliver than other CMS RIF data due to data volume
TAF Annual Managed Care Plan (APL) CY 2014-2022
2023 Preliminary
TAF Annual Provider (APR) CY 2014-2022
2023 Preliminary
MAX Personal Summary File CY 1999-2015
  • File or variable availability may vary by year and/or state
MAX Inpatient File

CY 1999-2015
  • File or variable availability may vary by year and/or state
MAX Other Services File

CY 1999-2015
  • File or variable availability may vary by year and/or state
MAX Long Term Care File

CY 1999-2015
  • File or variable availability may vary by year and/or state
MAX Prescription Drug File

CY 1999-2015
  • File or variable availability may vary by year and/or state
Medicaid Enrollee Supplemental File (MESF): Conditions Segment

1999-2013
  • File or variable availability may vary by year and/or state
Medicaid Enrollee Supplemental File (MESF): National Death Index (NDI) Segment

1999-2020
  • Only available in VRDC
  • File or variable availability may vary by year and/or state
Long Term Care Minimum Data Set (MDS) 3.0 October 2010-2022 CY 2023 available 01/2025
  • MDS data more recent than these annual files are typically available from CMS
Home Health Outcome and Assessment Information Set (OASIS)

CY 1999-2022

 CY 2023 available 01/2025
Inpatient Rehab Facility-Patient Assessment Instrument

CY 2002-2022

 CY 2023 available 01/2025
Long Term Care Minimum Data Set (MDS) - Swing-Bed 3.0 October 2010-2022 CY 2023 available 01/2025
  • MDS data more recent than these annual files are typically available from CMS
Long Term Care Minimum Data Set (MDS) 2.0

CY 1999-September 2010
Long Term Care Minimum Data Set (MDS) - Swing-Bed 2.0

CY 2002-September 2010
Consumer Assessment of Healthcare Providers & Systems RIF

Varies
  • There are gaps in years of data submission due to the COVID-19 pandemic
Health and Retirement Survey - Medicare Linked Data

CY 1991-2015
  • CMS is no longer distributing this file. See MedRIC's website to request this data.
Health Outcomes Survey RIF

CY 1998-2018
  • Not available in VRDC
Healthcare Effectiveness Data and Information Set (HEDIS)

Measurement Years 2015-2021*
  • *There was no HEDIS data submission requirement for the 2019 measurement year due to the COVID-19 pandemic
Healthcare Effectiveness Data and Information Set (HEDIS) File 1: Measures File (does not include Plan All-Cause Readmission measure) MY 2015-2021*
  • *There was no HEDIS data submission requirement for the 2019 measurement year due to the COVID-19 pandemic
Healthcare Effectiveness Data and Information Set (HEDIS) File 2: Plan All-Cause Readmission (PCR) Measure MY 2015-2021*
  • *There was no HEDIS data submission requirement for the 2019 measurement year due to the COVID-19 pandemic
Medicare Data on Provider Practice and Specialty (MD-PPAS)

2008-2022
Medicare Shared Savings Program Accountable Care Organizations (ACO) Beneficiary-level RIF

PY 2013-2023
PY 2024: Preliminary, Q1, Q2, Q3, Q4
PY 2025: Preliminary
Medicare Shared Savings Program Accountable Care Organizations (ACO) Provider-level RIF PY 2013-2023
PY 2024: Preliminary
PY 2025: Preliminary
Comprehensive ESRD Care (CEC) Model - Beneficiary PY1: October 2015 - December 2016
PY2: 2017
PY3: 2018
PY4: 2019
PY5: 2020
Comprehensive ESRD Care (CEC) Model - Provider PY1: October 2015 - December 2016
PY2: 2017
PY3: 2018
PY4: 2019
PY5: 2020
Next Generation ACO Model Beneficiary RIF PY1: 2016
PY2: 2017
PY3: 2018
PY4: 2019
PY5: 2020
PY6: 2021
Next Generation ACO Model Provider RIF PY1: 2016
PY2: 2017
PY3: 2018
PY4: 2019
PY5: 2020
PY6: 2021
National Health and Aging Trends Study (NHATS) - Medicare Linked Data

Retrospective data package including CY 2006-2017
  • CMS is no longer distributing this file. See MedRIC's website to request this data.
Value Modifier Beneficiary-Level File

Performance Years 2013-2016
  • Only available in VRDC
  • Custom extracts are not available
Value Modifier NPI Practice-Level File

Performance Years 2013-2016
  • Only available in VRDC
  • Custom extracts are not available
Value Modifier Practice-Level File

Performance Years 2013-2016
  • Only available in VRDC
  • Custom extracts are not available
Medicare-Medicaid Linked Enrollee Analytic Data Source (MMLEADS) 2.0 CY 2006-2012
Pioneer Accountable Care Organization (ACO) 2012-2014: Beneficiary, Provider and Settlement file
2015-2016: Beneficiary and Provider file
Medicare-Medicaid Linked Enrollee Analytic Data Source (MMLEADS) 3.0 CY 2016