# CMS Socrata Open Data API (data.cms.gov)

**Canonical:** https://apis.io/apis/cms-gov/cms-socrata-open-data/  
**Provider:** CMS — Centers for Medicare & Medicaid Services — https://apis.io/providers/cms-gov/  
**Base URL:** https://data.cms.gov/data.json  
**Documentation:** https://data.cms.gov/

CMS Socrata Open Data API (data.cms.gov) 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 Datasets, Medicare, Open Data, Provider Data, and SODA. The published artifact set on APIs.io includes API documentation.

data.cms.gov hosts hundreds of CMS datasets including Medicare Fee-for-Service utilization and payment data, Provider of Services files, Medicare Part B/D Prescriber summaries, Marketplace open enrollment data, and COVID-19 nursing home data, available via the data.cms.gov Data API (JSON) and the CMS Provider Data Catalog Socrata-compatible endpoints.

## Machine-readable artifacts (4)

- **Website** — https://data.cms.gov/
- **Documentation** — https://data.cms.gov/provider-data/docs
- **Developer** — https://developer.cms.gov/data-cms/
- **DataAPI** — https://data.cms.gov/data-api

## 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

Datasets, Medicare, Open Data, Provider Data, SODA, Socrata

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