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The Medicaid and CHIP TAF (T-MSIS Analytic File) Inpatient (IP) file contains records for enrollees who had an inpatient hospital stay. Records include fee-for-service (FFS) claims, managed care encounters and supplemental payments for Medicaid, Medicaid-expansion CHIP and separate CHIP.

What does this file include? (variable highlights)

  • Records included based on discharge date within the file calendar year
  • Active, non-voided, non-denied final action claims
  • Diagnosis codes
  • Present on Admission Indicator
  • Procedure codes
  • Procedure date
  • Discharge status
  • Charges and payments
  • Provider identifier

Special considerations

  • Available encounter data may vary by state, year and eligibility group.
  • For resources on Medicaid TAF data quality, click here.
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Research Identifiable Files