The CMS Provider Data Catalog
The Provider Data Catalog at data.cms.gov is where CMS publishes Medicare provider data for download — the datasets behind Medicare.gov’s Care Compare — organised by topic, with an API.
Last reviewed against the CMS and HRSA pages linked on this page on .
Getting started (CMS’s three steps)
- ExploreSearch datasets and read each dataset’s documentation and data dictionary.
- Get an API keyIf you want to integrate the data into an application.
- Call the APIOr simply download the files.
Tips for using it
- Check the dataset date. Each dataset has its own refresh schedule; note it in anything you publish.
- Join on identifiers. Many provider datasets carry the NPI, which links them to the NPPES file.
- Read the methodology before comparing scores across providers.
- Cite CMS as the source, with the dataset name and the date you downloaded it.
Common questions
- Is the Provider Data Catalog the same as Care Compare?
- They draw on the same CMS provider data. Care Compare is the consumer search tool; the Provider Data Catalog is where the datasets are published for download and API access.
Sources
- Provider Data Catalog (opens in a new tab) — Centers for Medicare & Medicaid Services (CMS)
- Care Compare (opens in a new tab) — Medicare.gov (CMS)
- NPPES NPI Registry (opens in a new tab) — Centers for Medicare & Medicaid Services (CMS)
Questions about this domain
Questions about clinicdata.org, or a correction to a dataset description. ClinicData.org does not publish, sell, or license any dataset. Everything described here is free from the government publisher, and you should get it from them directly. There is no sample file or data access to request.
Get in touch
Last reviewed against the CMS and HRSA pages linked on this page on .
If a publisher has changed a tool or file described here, tell us and we will update the page.