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Data File Short Name Availability Date Requests Can Be Accepted for Upcoming Releases Important Notes
Master Beneficiary Summary File (MBSF) Base MBSF Base

CY 1999-2019
Q3 2020

CY 2020 available 11/2021
Q4 2020 available 05/2021

Master Beneficiary Summary File (MBSF): Chronic Conditions Segment MBSF CC

CY 1999 - 2019

CY 2020 available 11/2021

Master Beneficiary Summary File (MBSF): Other Chronic or Potentially Disabling Conditions Segment MBSF Other Conditions

CY 1999 - 2019

CY 2020 available 11/2021

Master Beneficiary Summary File (MBSF): Cost and Utilization Segment MBSF Cost and Utilization

CY 1999 - 2019

CY 2020 available 11/2021

Master Beneficiary Summary File (MBSF): National Death Index (NDI) segment MBSF NDI

CY 1999 - 2016

Inpatient (Fee-for-Service) IP FFS

CY 1999-2019
Q3 2020

CY 2020 available 11/2021
Q4 2020 available 05/2021

MedPAR MedPAR

CY 1999 - 2019

CY 2020 available 11/2021

Outpatient (Fee-for-Service) OP FFS

CY 1999-2019
Q3 2020

CY 2020 available 11/2021
Q4 2020 available 05/2021

Carrier (Fee-for-Service) Carrier FFS

CY 1999-2019
Q3 2020

CY 2020 available 11/2021
Q4 2020 available 05/2021

Skilled Nursing Facility (Fee-for-Service) SNF FFS

CY 1999-2019
Q3 2020

CY 2020 available 11/2021
Q4 2020 available 05/2021

Durable Medical Equipment (Fee-for-Service) DME FFS

CY 1999-2019
Q3 2020

CY 2020 available 11/2021
Q4 2020 available 05/2021

Home Health Agency (Fee-for-Service) HHA FFS

CY 1999-2019
Q3 2020

CY 2020 available 11/2021
Q4 2020 available 05/2021

Hospice (Fee-for-Service) Hospice FFS

CY 1999-2019
Q3 2020

CY 2020 available 11/2021
Q4 2020 available 05/2021

Inpatient File (Encounter, Final File) IP Encounter Final

Service year 2015 - 2018

Outpatient (Encounter, Final File) OP Encounter Final

Service year 2015 - 2018

Carrier (Encounter, Final File) Carrier Encounter Final

Service year 2015 - 2018

Skilled Nursing Facility (Encounter, Final File) SNF Encounter Final

Service year 2015 - 2018

Durable Medical Equipment (Encounter, Final File) DME Encounter Final

Service year 2015 - 2018

Home Health Agency (Encounter, Final File) HHA Encounter Final

Service year 2015 - 2018

Plan Characteristics File Plan Characteristics

CY 2006-2019

CY 2020 available 12/2021

Risk Score Files Risk Score

Payment Year 2014

Part D Event (PDE) File PDE

CY 2006-2019

CY 2020 available 12/2021

Part D Drug Characteristics File Part D Drug Characteristics File

CY 2006-2019

CY 2020 available 12/2021

Part D Formulary File Part D Formulary File

CY 2010-2019

CY 2020 available 12/2021

Part D Pharmacy Characteristics File Part D Pharmacy Characteristics

CY 2006-2019

CY 2020 available 12/2021

Part D Prescriber Characteristics File Part D Prescriber Characteristics

CY 2006-2019

CY 2020 available 12/2021

Part D Medication Therapy Management Data File Part D MTM

CY 2013-2018

Part D Plan Election Type Beneficiary Summary File Part D Plan Election Type Beneficiary Summary File

CY 2007-2019

TAF Demographic and Eligibility File TAF DE CY 2014-2018
CY 2019 Preliminary
File or variable availability may vary by year and/or state
TAF Inpatient File TAF IP CY 2014-2018
CY 2019 Preliminary
File or variable availability may vary by year and/or state
TAF Other Services File TAF OT CY 2014-2018
CY 2019 Preliminary
File or variable availability may vary by year and/or state
TAF Long Term Care File TAF LT CY 2014-2018
CY 2019 Preliminary
File or variable availability may vary by year and/or state
TAF Pharmacy File TAF RX CY 2014-2018
CY 2019 Preliminary
File or variable availability may vary by year and/or state
MAX Personal Summary File MAX PS

CY 1999-2015

File or variable availability may vary by year and/or state
MAX Inpatient File MAX IP

CY 1999-2015

File or variable availability may vary by year and/or state
MAX Other Services File MAX OT

CY 1999-2015

File or variable availability may vary by year and/or state
MAX Long Term Care File MAX LT

CY 1999-2015

File or variable availability may vary by year and/or state
MAX Prescription Drug File MAX Rx

CY 1999 - 2015

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

1999-2013

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

1999-2013

File or variable availability may vary by year and/or state
Long Term Care Minimum Data Set (MDS) 3.0 MDS 3.0

CY 2010-2018

01/2021

MDS data more recent than these annual files are typically available from CMS
Home Health Outcome and Assessment Information Set OASIS

1999-2018

Inpatient Rehab Facility-Patient Assessment Instrument IRF-PAI

CY 2002-2018

Long Term Care Minimum Data Set (MDS) - Swing-Bed 3.0 MDS SB 3.0

CY 2010-2018

01/2021

MDS data more recent than these annual files are typically available from CMS
Long Term Care Minimum Data Set (MDS) 2.0 MDS 2.0

CY 1999-2010

Long Term Care Minimum Data Set (MDS) - Swing-Bed 2.0 MDS SB 2.0

CY 1999 - 2010

Consumer Assessment of Healthcare Providers & Systems RIF CAHPS RIF

Varies

Health and Retirement Survey- Medicare Linked Data HRS-Medicare

CY 1991-2015

Not in VRDC
Health Outcomes Survey RIF HOS RIF

CY 1998-2018

Not in VRDC
Healthcare Effectiveness Data and Information Set RIF HEDIS RIF

Measurement Years 1997-2016

Not in VRDC
Medicare Data on Physician Practice and Specialty (MD-PPAS) MD-PPAS

2008-2017

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

PY 2013-2020

Medicare Shared Savings Program Accountable Care Organizations (ACO) Provider-level RIF Shared Savings Program-ACO Provider level

Initial: PY 2020-2021
Final: PY 2013-2019

National Health and Aging Trends Study (NHATS) - Medicare Linked Data NHATS

Retrospective data package including CY 2006-2017

Not in VRDC
Standardized Patient Assessment Data Elements (SPADEs) SPADEs

Annual 2018

Value Modifier Beneficiary-Level Research Identifiable File VM Bene Level File

Performance Years 2013 - 2016

Custom extracts are not available
Value Modifier NPI-Practice-Level Research Identifiable File VM NPI-Practice Level File

Performance Years 2013 - 2016

Custom extracts are not available
Value Modifier Practice-Level Research Identifiable File VM Practice Level File

Performance Years 2013 - 2016

Custom extracts are not available
Medicare-Medicaid Linked Enrollee Analytic Data Source MMLEADS

CY 2006-2012

Pioneer Accountable Care Organization (ACO) Pioneer ACO

2012-2014