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Best hospitals in Ada, Oklahoma

CMS lists 3 active hospitals in Ada, Oklahoma: 2 acute care hospitals and 1 psychiatric hospital. 2 offer emergency services. The highest CMS overall rating here is 5 stars, held by Chickasaw Nation Medical Center.

Compare the top 3
Hospitals
3
With a CMS star rating
2
Rated 5 stars
1
Emergency services
2
Beds
291

Best hospitals in Ada, Oklahoma, by measure

The best result among Ada, Oklahoma hospitals that report each measure, from the latest CMS data. Small differences between hospitals are often not statistically meaningful.

MeasureBest in AdaResultNational
Overall star ratingHigher is better · 2 hospitals reporting · Statewide rankingChickasaw Nation Medical Center5—
Patient survey star ratingHigher is better · 2 hospitals reporting · Statewide rankingChickasaw Nation Medical Center43.3
Heart failure death rateLower is better · 2 hospitals reporting · Statewide rankingMercy Hospital Ada9.9%11.1%
Hospital-wide readmission rateLower is better · 2 hospitals reporting · Statewide rankingChickasaw Nation Medical Center14.2%15.0%
Serious complicationsLower is better · 2 hospitals reporting · Statewide rankingMercy Hospital Ada0.841.00

All hospitals in Ada, Oklahoma

Sorted by CMS overall star rating, then size. CMS data as of Sep 30, 2026.

HospitalCMS overall ratingPatient survey ratingEmergency servicesBeds
Chickasaw Nation Medical CenterAcute care hospitalYes72Compare
Mercy Hospital AdaAcute care hospitalYes159Compare
Rolling Hills Hospital, LLCPsychiatric hospitalNot ratedNot ratedNo60Compare