# CMS Provider Data Catalog API (Care Compare)

**Canonical:** https://apis.io/apis/cms-gov/cms-provider-data-catalog/  
**Provider:** CMS — Centers for Medicare & Medicaid Services — https://apis.io/providers/cms-gov/  
**Base URL:** https://data.cms.gov/provider-data/api/1/  
**Documentation:** https://data.cms.gov/provider-data/

CMS Provider Data Catalog API (Care Compare) is one of 62 APIs that [CMS — Centers for Medicare & Medicaid Services](https://apis.io/providers/cms-gov/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Care Compare, Dialysis Compare, Hospital Compare, Nursing Home Compare, and Provider Data. The published artifact set on APIs.io includes API documentation.

The Provider Data Catalog API (formerly Hospital Compare) exposes the Medicare.gov Care Compare datasets including Hospital, Nursing Home, Home Health, Hospice, Physician, Long-Term Care Hospital, Inpatient Rehab, and Dialysis Facility quality measures as DCAT-based datasets with Datastore query endpoints.

## Machine-readable artifacts (3)

- **Website** — https://data.cms.gov/provider-data/
- **Documentation** — https://data.cms.gov/provider-data/docs
- **Metastore** — https://data.cms.gov/provider-data/api/1/metastore/schemas/dataset/items

## Other CMS — Centers for Medicare & Medicaid Services APIs (12)

- [CMS — Centers for Medicare & Medicaid Services Articles API](https://apis.io/apis/cms-gov/cms-gov-articles-api/)
- [CMS — Centers for Medicare & Medicaid Services Auth API](https://apis.io/apis/cms-gov/cms-gov-auth-api/)
- [CMS — Centers for Medicare & Medicaid Services Benchmarks API](https://apis.io/apis/cms-gov/cms-gov-benchmarks-api/)
- [CMS — Centers for Medicare & Medicaid Services Bulk Export API](https://apis.io/apis/cms-gov/cms-gov-bulk-export-api/)
- [CMS — Centers for Medicare & Medicaid Services Catalog API](https://apis.io/apis/cms-gov/cms-gov-catalog-api/)
- [CMS — Centers for Medicare & Medicaid Services Coverage API](https://apis.io/apis/cms-gov/cms-gov-coverage-api/)
- [CMS — Centers for Medicare & Medicaid Services Data API](https://apis.io/apis/cms-gov/cms-gov-data-api/)
- [CMS — Centers for Medicare & Medicaid Services Drugs API](https://apis.io/apis/cms-gov/cms-gov-drugs-api/)
- [CMS — Centers for Medicare & Medicaid Services Eligibility API](https://apis.io/apis/cms-gov/cms-gov-eligibility-api/)
- [CMS — Centers for Medicare & Medicaid Services ExplanationOfBenefit API](https://apis.io/apis/cms-gov/cms-gov-explanationofbenefit-api/)
- [CMS — Centers for Medicare & Medicaid Services Geography API](https://apis.io/apis/cms-gov/cms-gov-geography-api/)
- [CMS — Centers for Medicare & Medicaid Services Group API](https://apis.io/apis/cms-gov/cms-gov-group-api/)

## Tags

Care Compare, Dialysis Compare, Hospital Compare, Nursing Home Compare, Provider Data, Quality

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/cms-gov/cms-provider-data-catalog/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/cms-gov/.