Oklahoma hospitals: 135 Medicare-certified, source-cited CMS quality data.

Fonteum tracks 135 Medicare-certified hospitals in Oklahoma, each carrying its CMS overall star rating, hospital type, ownership, and emergency-services status. Every facility links to a per-hospital page signed to the CMS Hospital General Information dataset, snapshot 2026-05-07.

Reviewed by Jennifer Montecillo, MD, medical reviewer. Non-practicing medical reviewer. Last reviewed: June 2026 · Next review: December 2026.

Editorial note: Oklahoma is a state where source-cited public-data coverage is materially thinner than national averages — Fonteum prioritizes full provenance + state context here.

Hospitals in Oklahoma, ranked by CMS overall rating

50 of 135 Oklahoma hospitals carry a CMS overall star rating (state average 3.30 of 5). Select any hospital to open its provenance page.

Oklahoma hospitals — FAQ

How many Medicare-certified hospitals are in Oklahoma?

135 Medicare-certified hospitals operate in Oklahoma as of the CMS Hospital General Information snapshot (2026-05-07). 50 carry a CMS overall star rating, averaging 3.30 of 5.

What kinds of hospitals does Oklahoma have?

Oklahoma's hospitals break down by CMS hospital type (acute care, critical access, children's, psychiatric and more) and by ownership (government, proprietary, and voluntary non-profit). 89.6% offer emergency services. The breakdown tables on this page aggregate every facility CMS lists in the state.

What does the CMS overall star rating mean?

The CMS overall hospital rating (1–5 stars) summarizes performance across measure groups such as mortality, safety of care, readmission, patient experience, and timely & effective care. CMS does not rate every hospital; facilities below the reporting threshold show no rating and are excluded from the state average rather than counted as zero.

Where does this hospital data come from and how current is it?

All columns trace to the CMS Hospital General Information dataset (PDC xubh-q36u), source-modified 2026-01-26, redistributed unaltered as US-Government-Works public domain. Each hospital links to a provenance page; cross-check any facility at Medicare.gov.