Compendium of U.S. Health Systems
The Compendium of U.S. Health Systems is a suite of files that provides insight into the healthcare organization landscape. It includes data on systems, hospitals, group practices, outpatient sites, nursing homes, and home health organizations. The Compendium files cover a single calendar year, with new years and variables added regularly.
Many of the Compendium files are available for multiple years, as outlined below.
| Data File | 2016 | 2018 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|
| System | X | X | X | X | X | Updated |
| Hospital | X | X | X | X | X | X |
| Group Practice | X | X | X | X | X | |
| Outpatient Site | X | X | ||||
| Nursing Home | X | X | X | New | ||
| Home Health Care Organization | X | X |
New and updated files added September 2025.
Files are available to download:
- 2023 Compendium [NEW files files added September 2025]
- 2022 Compendium
- 2021 Compendium
- 2020 Compendium
- 2018 Compendium
- 2016 Compendium
If you would like to report a possible data discrepancy, please email CHSP@ahrq.hhs.gov.
Data briefs derived from the Compendium:
- Snapshot of U.S. Health Systems, 2016 (PDF, 446 KB)
- U.S. Health System Characteristics, 2016 (PDF, 1 MB)
- Variation in Health System Characteristics Across States, 2016 (PDF, 2.4 MB)
- Health System Participation in Accountable Care Organizations, (ACOs), 2016; (PDF, 775 KB)
- Provider-Offered Insurance Products Among U.S. Health Systems, 2016 (PDF, 326 KB)
- Health System Participation in Medicare Bundled Payment Models, 2016 (PDF, 580 KB)
- Provider-Offered Medicare Advantage Plans Among U.S. Health Systems, 2016 (PDF, 381 KB)
- Nursing Homes Affiliated With U.S. Health Systems, 2018 (PDF, 451 KB)
