All agencies

US Centers for Medicare & Medicaid Services

Medicare and Medicaid administration + provider directories.
Regulated entities: Doctors, hospitals, nursing homes, pharma payments to physicians.

Datasets
16
License
CC0
API
REST + MCP
Agency
CMS

All CMS datasets we surface

**The data ProPublica's 'Dollars for Docs' is built on.** Every disclosure of a payment from a pharmaceutical, medical-device, or biologic manufacturer to a US physician, non-physician practitioner, or teaching hospital since 2013. Required…
1.6M+ physicians paid, ~$10B/year disclosed
Every Medicare Part B-enrolled physician + non-physician practitioner. 200k slice of the 3.4M total record set. Includes NPI (National Provider Identifier), name, credential (MD / DO / NP / PA / DDS / DPM / CRNA / OD / etc), gender, medical…
200k+ Medicare providers
Every entity in the CMS Open Payments database — Sunshine Act-mandated disclosures of pharmaceutical and medical device payments to US physicians and teaching hospitals. **Physicians (~30k top-paid)**: every doctor with >= $5,000 lifetime g…
~34k recipients (1,470 TH + 2,900 RE + ~30k MDs)
Every Medicare/Medicaid-certified US nursing home (14,699 facilities) with the CRITICAL compliance flags: abuse_icon (1,497 facilities with confirmed abuse citations in the last 12 months) and special_focus_status (526 SFF / SFF-candidate f…
14,699 facilities (1,497 abuse-flagged, 526 SFF)
Every Medicare-certified US hospital (~5,432) with CMS overall star rating (1-5), ownership type, emergency-services flag, and quality-measure counts across mortality, safety, readmissions, patient experience.
5,432 hospitals
Every (hospital × DRG) tuple with average charges + Medicare payments — 145,879 records. Per row: hospital CCN, name, location, DRG code + description, total discharges, average submitted charge, average total payment, average Medicare paym…
145,879 hospital-DRG tuples
Per-hospital Medicare utilization summary — 3,044 hospitals. Total beneficiaries, charges, payments, discharges, beneficiary demographics (age / gender / race), dual-eligibility share.
3,044 hospitals
Unified Medicare Post-Acute Care utilization for Home Health Agencies, Hospices, and Skilled Nursing Facilities — 28,404 (provider × measure) records. Per row: provider ID, service days, total charges, Medicare payment, beneficiary demograp…
28,404 (provider × utilization measure)
Every Medicare-billed (hospital × patient ZIP) pair — 1,155,777 records. Per row: Medicare provider number (CCN), patient ZIP of residence, total days of care, total charges, total cases. Cells under 11 cases are suppressed (CMS privacy pro…
1,155,777 hospital-ZIP pairs
Every Medicare-certified skilled nursing / long-term care facility in the US — 14,701 facilities — with the full quarterly Form 671 filing data. Per facility: CCN (CMS Certification Number), name, location, certification date, census (Medic…
14,701 SNF/LTC facilities
Every Medicare provider or supplier whose billing privileges have been revoked — 7,465 records, refreshed monthly. Per record: enrollment ID, NPI, provider/individual name, state, provider type, revocation reason (felony / non-compliance / …
7,465 active Medicare revocations
Every Medicare hospital + skilled-nursing-facility change-of-ownership transaction filed with CMS — 5,896 records combined. Per row: effective date, CHOW type (full transfer / partial / chain transfer / etc), Buyer side (enrollment ID + CCN…
5,896 CHOW transactions (Hospital + SNF)
Every Medicare-certified hospice in the United States plus every registered owner — 71,133 ownership records from CMS provider-enrollment filings. Same schema as cms_hospital_owners. Captures private-equity hospice acquisitions, holding com…
71,133 hospice ownership records
Every Medicare-certified home health agency in the US plus every registered owner — 101,100 ownership records. Same schema as cms_hospital_owners. Captures PE rollups of HHAs (a major investment thesis post-2020), holding companies, and fra…
101,100 HHA ownership records
Every Medicare-certified skilled nursing facility (nursing home) in the US plus every registered owner — 280,207 ownership records. Same schema as cms_hospital_owners. Captures the deeply-fragmented PE ownership of US nursing homes (Carlyle…
280,207 SNF ownership records
Every Medicare-enrolled hospital in the US + every registered owner entity or individual — 147k ownership records from CMS provider-enrollment filings (42 CFR §455.104). Per row: hospital Medicare enrollment ID + name, owner type (Organizat…
147,332 hospital ownership records

Other agencies