Centers for Medicare & Medicaid Services · U.S. Department of Health and Human Services
- Active
- Primary government
- API
Corpus snapshot
As of May 31, 2026, 11:53 PM UTC
Live counts from the American Context database. Counts reflect what has been ingested as of the timestamp above — not necessarily every record held by the upstream source.
Metric observations
295
metric_observation
Source releases
1
tracked in source_release
Most recent release
Medicare Monthly Enrollment : 2026-01-01
- Release date
- Jan 1, 2026
- Retrieved
- May 4, 2026, 02:47 PM UTC
- Dataset
- medicare-monthly-enrollment
- License
- https://www.usa.gov/government-works
What we ingest
Active datasets that flow into the American Context corpus.
| Dataset | Geography | Time | Cadence | Caveats |
|---|---|---|---|---|
CMS Medicare Monthly Enrollment annual national and state beneficiary counts medicare-monthly-enrollment | national, state | year | — |
|
How American Context connects this
- ›A Medicare enrollment observation is tied to a geography.medicare_enrollment_observation_in_geo
- ›A Medicare enrollment observation is tied to a time period.medicare_enrollment_observation_in_period
Coverage and limits
- ·Dataset-specific APIs and refresh cadences vary across data.cms.gov assets.
- ·Current active slice is Medicare Monthly Enrollment annual national/state metrics only; county, monthly, provider, utilization, and expenditure datasets require separate evidence review.
Citations
- Sourcehttps://data.cms.gov/data-api/v1/dataset/d7fabe1e-d19b-4333-9eff-e80e0643f2fd/data ↗
- Docshttps://developer.cms.gov/data-cms/ ↗
- Internal evidencedocs/ingestion/sources/cms-data.md