Find a CMS Data File

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  1. Carrier RIF

    The Carrier file (also known as the Physician/Supplier Part B claims file) contains final action fee-for-service claims submitted on a CMS -1500 claim form. Most of the claims are from non-institutional providers, such as physicians, physician assistants, ...

  2. MedPAR Hospital National LDS

    The MedPAR File contains inpatient hospital final action stay records. Each MedPAR record represents a stay in an inpatient hospital. Each MedPAR record may represent one claim or multiple claims, depending on the length of a beneficiary's stay and ...

  3. Carrier LDS

    The Carrier file (also known as the Physician/Supplier Part B claims file) contains final action fee-for-service claims submitted on a CMS -1500 claim form. Most of the claims are from non-institutional providers, such as physicians, physician assistants, ...

  4. Durable Medical Equipment LDS

    The Durable Medical Equipment (DME) file contains final action, fee-for-service claims submitted by Durable Medical Equipment suppliers. This file includes: diagnosis, (ICD-9 diagnosis), services provided ( CMS Common Procedure Coding System ( HCPCS ) ...

  5. Home Health Agency LDS

    The Home Health Agency (HHA) file contains final action, fee-for-service claims submitted by HHA providers. This file includes: the number of visits, type of visit (skilled-nursing care, home health aides, physical therapy, speech therapy, occupational ...

  6. Hospice LDS

    The Hospice file contains final action claims submitted by Hospice providers. Once a beneficiary elects Hospice, all Hospice related claims will be found in this file, regardless if the beneficiary is in Medicare fee-for-service or in a Medicare managed ...

  7. Inpatient LDS

    The Inpatient file contains final action fee-for-service claims data submitted by inpatient hospital providers for reimbursement of facility costs. Medicare Institutional provider numbers are not encrypted; however, physician identifiers, e.g. NPI s or ...

  8. Outpatient LDS

    The Outpatient file contains final action, fee-for-service claims data submitted by institutional outpatient providers. Medicare Institutional provider numbers are not encrypted; however, physician identifiers, e.g. NPI s or UPIN s are encrypted. Examples ...

  9. Skilled Nursing Facility LDS

    The Skilled Nursing Facility ( SNF ) file contains final action, fee-for-service, claims data submitted by SNF providers. Medicare Institutional provider numbers are not encrypted; however, physician identifiers, e.g. NPI s or UPIN s are encrypted. This ...

  10. Durable Medical Equipment RIF

    The Durable Medical Equipment (DME) file contains final action, fee-for-service claims submitted by Durable Medical Equipment suppliers. This file includes: diagnosis, (ICD-9 diagnosis), services provided ( CMS Common Procedure Coding System ( HCPCS ) ...

  11. Home Health Agency RIF

    The Home Health Agency (HHA) file contains final action, fee-for-service claims submitted by HHA providers. This file includes: the number of visits, type of visit (skilled-nursing care, home health aides, physical therapy, speech therapy, occupational ...

  12. Hospice RIF

    The Hospice file contains final action claims submitted by Hospice providers. Once a beneficiary elects Hospice, all Hospice related claims will be found in this file, regardless if the beneficiary is in Medicare fee-for-service or in a Medicare managed ...

  13. Master Beneficiary Summary File

    The Master Beneficiary Summary File includes several segments. Base (A/B/D) segment : This segment includes beneficiary enrollment information, such as the beneficiary unique identifier, state and county codes, zipcode, date of birth, date of death, sex, ...

  14. Inpatient RIF

    The Inpatient file contains final action fee-for-service claims data submitted by inpatient hospital providers for reimbursement of facility costs. This file includes: diagnosis (ICD-9 diagnosis), procedure (ICD-9 procedure code), Medicare Severity ...

  15. Outpatient RIF

    The Outpatient file contains final action, fee-for-service claims data submitted by institutional outpatient providers. Examples of institutional outpatient providers include hospital outpatient departments, rural health clinics, renal dialysis facilities ...

  16. Skilled Nursing Facility RIF

    The Skilled Nursing Facility ( SNF ) file contains final action, fee-for-service, claims data submitted by SNF providers. This file includes: diagnosis (ICD-9 diagnosis), and procedure (ICD-9 procedure code), dates of service, reimbursement amount, SNF ...

  17. MedPAR RIF

    The MedPAR File contains inpatient hospital and skilled nursing facility ( SNF ) final action stay records. Each MedPAR record represents a stay in an inpatient hospital or SNF. Each MedPAR record may represent one claim or multiple claims, depending on ...

  18. Denominator LDS

    The Denominator LDS File combines Medicare beneficiary entitlement status information from administrative enrollment records with third-party payer information and GHP enrollment information. The Denominator File contains data on all Medicare ...

  19. MedPAR Skilled Nursing Facility LDS

    The MedPAR File contains skilled nursing facility ( SNF ) final action stay records. Each MedPAR record represents a stay in an SNF. Each MedPAR record may represent one claim or multiple claims, depending on the length of a beneficiary's stay and ...

  20. MedPAR Longterm Care Hospital PPS Expanded Modified

    The Medicare Provider Analysis and Review (MEDPAR) LTCH file contains records for 100% of Medicare beneficiaries who received hospital inpatient services at a LTCH as defined in Sections 1886(d)(1)(B)(iv) and 1861(ccc) of the Social Security Act. The file ...

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