CMS Data

Showing 1 to 20 of 22 results.
  1. 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 ...

  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. MedPAR Skilled Nursing Facility LDS

    The Skilled Nursing Facility LDS 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 ...

  4. 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 ...

  5. 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, ...

  6. 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) codes) ...

  7. 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 ...

  8. 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 ...

  9. 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 ...

  10. 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 ...

  11. MCBS Cost and Use

    The Cost and Use module contains complete expenditure and source of payment data on all health care services, including those not covered by Medicare. This module combines Medicare claims data with survey-reported health care events to produce a ...

  12. MCBS Access to Care

    The Access to Care module contains information on beneficiaries' access to health care, satisfaction with care, and usual source of care. This module contains 4 panels of participants, the newly enrolled participants and the three continuing panels. ...

  13. OPPS Partial Hospitalization Program

    This file contains select claim level data and is derived from claims for partial hospitalization program (PHP) services.  The year of the file represents the year of the prospective payment system that is under review.  For example, the Final Rule 2012 ...

  14. Ambulatory Surgical Center Payment System File

    This file contains a summary of service utilization by ASC suppliers. This file is summarized first at the supplier level and then at the HCPCS code level. The ASC LDS file will be available twice a year, once for the NPRM in late spring/early summer, and ...

  15. Inpatient Psychiatric Facility Prospective Payment System

    This file contains stay level data for inpatient psychiatric stays and is derived from the MEDPAR data file and the latest available Provider Specific File. Note that the IPF PPS does not contain all variables found in either the MedPAR or the Provider ...

  16. Supplemental Date File LDS

    This supplemental file contains all date fields for the LDS Standard Analytical Files (SAFs). There are separate date files for each SAF claim type.  It was produced for Calendar Year 2009. Starting in 2010, the actual MM/DD/YY dates have been ...

  17. Health Outcomes Survey LDS

    HOS is an outcomes measurement tool used for Medicare Advantage plans. The goal of the Medicare HOS program is to gather valid and reliable health status data in Medicare managed care plans for use in quality improvement activities, plan accountability, ...

  18. LDS SAF NPI/UPIN Crosswalk

    Starting April 9, 2014 CMS is no longer encrypting physician identifiers, e.g., National Provider Identifiers (NPI s), on the SAFs.  All new SAF requests will include actual NPI rather than an encrypted physician identifier. Researchers who have already ...

  19. ESRD Prospective Payment System

    This file contains ESRD facility paid outpatient claims. The file contains selected variables from the claim for the purpose of evaluating payment changes. Short Name:  ESRD PPS Category:  Prospective Payment Systems Privacy Level:  Limited Data Sets ...

  20. 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 ...

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