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| Source | The data | Years |
|---|---|---|
| What Medicare pays, by setting | ||
| Physicians | The fee schedule by locality: rate, RVUs, the conversion factor, the ZIP-to-locality map, anesthesia base units. CY2027 arrives with the final rule in November. | 2003 to 2026 |
| Hospital inpatient | DRG weights, standardized amounts, the wage index, and each hospital's own payment factors, from the rule and from the file CMS pays with. FY2027 factors are in; the FY2027 weights and wage index are loading. | 1994 to 2027 |
| Hospital outpatient | APC rates and status indicators by code. | 2004 to 2026 |
| Surgery centers | ASC rates and indicators by code. | 2001 to 2026 |
| Labs | The lab fee schedule quarterly, by locality and national limit, the private-payer rates behind it, and the 2027 preliminary cut. | 2018 to 2027 |
| Ambulance | Base rates by level of service and locality. | 2004 to 2026 |
| Equipment and supplies (DMEPOS) | The DMEPOS fee schedule by code, modifier and state: the fee, the rural fee, ceiling and floor, every quarterly and corrective release. | 1998 to 2026 |
| Post-acute and clinics | Home health weights, hospice per-diems, skilled nursing PDPM, rehab CMG weights, long-term care hospital weights, the FQHC per-visit rate, from every year's rule. | 2005 to 2027 |
| What was billed and paid | ||
| By doctor | Every provider, by service: volume, allowed, paid. Summed by code, place and specialty. | 2010 to 2025 |
| By hospital | Inpatient by DRG and outpatient by APC, per hospital and by geography. | 2011 to 2024 |
| By supplier | Equipment and supplies, by supplier and item. | 2014 to 2024 |
| By post-acute provider | Home health, hospice, nursing, rehab, long-term care hospitals. | 2013 to 2024 |
| By county | Per-capita spend, use and quality by county and state. Who serves a county, by service. Where each hospital's patients live. | 2007 to 2025 |
| Who is enrolled, by county and month | Every Medicare beneficiary by county and month: Original Medicare or MA, age, dual status, Part D and the subsidy. | 2013 to today |
| FFS cost and risk, by county | What Original Medicare spends per person and the average risk score, by county, for the population ACOs are measured on. | 2019 to 2025 |
| Sample claims | CMS's 5% beneficiary sample: inpatient, outpatient, carrier, equipment, Part D events, chronic conditions. Claim level, and old. | 2008 to 2010 |
| The rules | ||
| What Medicare covers | National and local coverage decisions and articles, versioned. | current |
| MedPAC | Every exhibit of the annual Data Book, as data. | 2003 to 2026 |
| Medicare across the other worlds | ||
| Hospital and post-acute cost reports | Revenue, cost, margin, beds, days, the cost-to-charge ratio by department, for hospitals, home health, hospice, dialysis, nursing homes, clinics. | 2010 to 2026 |
| Who is enrolled to bill Medicare | PECOS enrollment and ownership, the NPI registry, the exclusion list, Shared Savings ACO participants. | 2016 to today |
| How providers score | Care Compare for hospitals, home health, hospice, nursing homes and dialysis; ESRD quality scores. | 2012 to 2026 |
| Part B drugs | ASP prices quarterly, Part B spending by drug, discarded units, the negotiated maximum fair prices. | 2005 to 2027 |
| Built by Vlada | ||
| Medicare as the benchmark | What Medicare would pay for any code, in any setting, in any place, on any date since 2001. The basis every hospital price is compared to. | 2001 to 2026 |
| What is not here | ||
| Public and being loaded: the FY2027 inpatient weights, standardized amounts and wage index; the CY2027 proposed rules for physicians, outpatient, surgery centers, home health and ambulance (finals post in November); beneficiaries by county. | ||
| Never public: claims below the summary files, other than the 2008 to 2010 sample. | ||
Built from 18 CMS release streams. Every table, its columns and its dates