Data: Inventory

We offer the following Medicare and Medicaid data files for NIH survey cohorts.

1991 - 1998

Denominator (DN)

Demographic, enrollment, and entitlement information for survey participants prior to 1999.

Access DN Info

1999 - Current

Home Health Outcome and Assessment Information Set (OASIS)

Physical and cognitive assessments of survey participants who receive home health agency (HHA) care.

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2002 - Current

Inpatient Rehabilitation Facility (IRF)-Patient Assessment Instrument (PAI)

Physical and cognitive assessments of survey participants conducted at an inpatient rehabilitation facility (IRF).

Access IRF-PAI Info

1999 - Current

Long-Term Care Minimum Data Set (MDS)

Physical and cognitive assessments of survey participants who receive long-term care services.

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1999 - Current

Master Beneficiary Summary File (MBSF)

Demographic, enrollment, and entitlement information for survey participants from 1999 to the current year.

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1999 - 2012

Medicaid Analytic Extract (MAX)

Health services information–such as diagnoses, drugs, and procedures--for survey participants enrolled in a state Medicaid program.

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1991 - Current

Medicare Provider Analysis and Review (MedPAR)

Health service information for stays at two Medicare Part A settings–Inpatient and Skilled Nursing Facility.

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1991 - Current

Parts A & B

Health services information–such as diagnoses, drugs, and procedures--for survey participants enrolled in a Medicare program.

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2006 - Current

Part D Drug Event (PDE)

Prescription drug information for survey participants enrolled in Medicare's Part D program.

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2013 - 2017

Part D Medication Therapy Management (MTM)

Medication therapy information for survey participants who have enrolled in the Part D Medication Therapy Management program.

Access Part D MTM Info