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Accountable Care Organizations

Metadata Updated: February 5, 2026

The Accountable Care Organizations (ACOs) data provides information on ACOs participating in the Medicare Shared Savings Program (Shared Savings Program), including their name, track status, number of years in the program, and contact information for key personnel.

Access & Use Information

Public: This dataset is intended for public access and use. License: See this page for license information.

Downloads & Resources

References

https://data.cms.gov/resources/acos-aco-participants-and-snf-affiliates-methodology

Dates

Metadata Created Date January 25, 2022
Metadata Updated Date February 5, 2026
Data Update Frequency R/P1Y

Metadata Source

Harvested from Healthdata.gov

Additional Metadata

Resource Type Dataset
Metadata Created Date January 25, 2022
Metadata Updated Date February 5, 2026
Publisher Centers for Medicare & Medicaid Services
Maintainer
Identifier https://data.cms.gov/data-api/v1/dataset/69ec2609-5ce5-4ce1-b14c-1f8809fda2c2/data-viewer
Data First Published 2025-12-09
Language en-US
Data Last Modified 2026-02-04
Category Medicare
Public Access Level public
Data Update Frequency R/P1Y
Bureau Code 009:38
Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
Metadata Catalog ID https://healthdata.gov/data.json
Schema Version https://project-open-data.cio.gov/v1.1/schema
Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
Data Quality True
Data Dictionary https://data.cms.gov/resources/acos-data-dictionary
Harvest Object Id 0997fada-8f23-401b-8a35-d27c6fef4dbd
Harvest Source Id 651e43b2-321c-4e4c-b86a-835cfc342cb0
Harvest Source Title Healthdata.gov
Homepage URL https://data.cms.gov/medicare-shared-savings-program/accountable-care-organizations
License https://www.usa.gov/government-works
Program Code 009:000
Related Documents https://data.cms.gov/resources/acos-aco-participants-and-snf-affiliates-methodology
Source Datajson Identifier True
Source Hash ae7217be715bbdd44f9aa98522f8e2e66e451ed1248f3d4efae0399de7b2aaac
Source Schema Version 1.1
Temporal 2014-01-01/2026-12-31

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