Provider Data Catalog

Data Updates

Lists the data updates for a scheduled quarterly refresh and as well those that are updated in between refreshes.

Freshness

Last posted
Period covered
Update frequency

Dates as CMS lists them in its catalog. CMS last changed the data itself on Jul 15, 2026.

Columns 4

The Provider Data Catalog lists only column headers in machine-readable form. Full definitions are in the data dictionary.

ColumnWhat it meansType
https://data.cms.gov/provider-data/ location affectedhttpsdatacmsgovproviderdata_location_affectedtext
Downloadable CSV revised file affecteddownloadable_csv_revised_file_affectedtext
Data Last Updateddata_last_updatedtext
Data Last Updated Detailsdata_last_updated_detailstext

At a glance

Catalog
Provider Data Catalog
Publisher
Centers for Medicare & Medicaid Services (CMS)
Rows
1,229
Columns
4
State column
None found
Topics
Hospitals

API

Free, no key needed. This request returns the first 10 rows as JSON:

https://data.cms.gov/provider-data/api/1/datastore/query/bzsr-4my4/0?limit=10

CMS's description

Lists the data updates for a scheduled quarterly refresh and as well those that are updated in between refreshes.

The summary at the top is the first sentence of this description. Record id pdc:bzsr-4my4. This record as JSON.

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