Our Medicare Provider Analysis and Review (MedPAR) files organize health service information from two Part A settings–Inpatient (IP) and Skilled Nursing Facility (SNF)–into stays, where 'stay' refers to the time between a beneficiary's admission to an IP or SNF facility and the beneficiary's discharge from the facility.
This stay-level information includes:
The table below lists variable categories for and some key variables in MedPAR data. For a comprehensive list of variables, review the MedPAR data dictionary.
Beneficiary Primary Payer Amount, Care Charge Amount, Coinsurance Liability Amount, Deductible Liability Amount, Medicare Payment Amount, Therapy Charge Amount, Total Charge Amount
Admission Date, Beneficiary Medicare Benefit Exhausted Date, Covered Level Care Thru Date, Death Date, Discharge Date, Latest Claim Accretion Date, Skilled Nursing Facility (SNF) Qualification To and From Dates, Surgical Procedure Date
Age, Beneficiary Identification Number, Gender, Race
Admission Diagnosis Codes, Admission Diagnosis Version Codes, Diagnosis Codes (including International Classification of Diseases (ICD)-9 and ICD-10), Diagnosis Version Codes
Eligibility & Enrollment
Medicare Status Code
Procedures, Services & Treatments
Claim Procedure Codes, Surgical Procedure Code 01-25, Surgical Procedure Indicator Switch, Surgical Procedure Version Code 01-25
Admission Diagnosis Code Counts, Beneficiary Total Coinsurance Day Count, Diagnosis Code Counts, Stay Final Action Claims Count, Surgical Procedure Code Count, Surgical Procedure Date Count
Provider Number, Provider Number Special Unit Code