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Hospitals in Connecticut with the lowest hospital-acquired condition score

25 Connecticut hospitals ranked by hospital-acquired condition score in the 2026 Medicare (CMS) data. Leading: MidState Medical Center, Sharon Hospital, Manchester Memorial Hospital. Filter by type, ownership and size, choose the measures you care about, and sort by any column.

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25 hospitals ranked in Connecticut by hospital-acquired condition score; 11 more match but have no reported value.

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Hospital rankings, page 1 of 1. Columns can be sorted.
#HospitalHospital-acquired condition scorelower is betterOverall star ratinghigher is betterPatient survey star ratinghigher is betterHeart attack death ratelower is betterHeart failure death ratelower is betterHospital-wide readmission ratelower is better · 2025 dataSerious complicationslower is betterTime in emergency departmentlower is betterMedicare spending per patientlower is betterTotal bedsCompare
National average0.003.311.9%11.1%15.0%1.00162 min1.00
1MidState Medical CenterMeriden, CT · Acute care−0.94, 95th percentile4, 73rd percentile3, 39th percentile12.2%, 35th percentile12.2%, 27th percentile14.9%, 54th percentile0.71, 98th percentile220 min, 12th percentile1.02, 33rd percentile144Compare MidState Medical Center
2Sharon HospitalSharon, CT · Acute care−0.90, 95th percentile5, 94th percentile4, 76th percentile—11.3%, 44th percentile14.3%, 86th percentile0.94, 59th percentile130 min, 65th percentile0.92, 83rd percentile78Compare Sharon Hospital
3Manchester Memorial HospitalManchester, CT · Acute care−0.85, 93rd percentile4, 73rd percentile2, 10th percentile—9.5%, 79th percentile14.9%, 54th percentile0.85, 85th percentile223 min, 11th percentile0.98, 55th percentile249Compare Manchester Memorial Hospital
4William W Backus HospitalNorwich, CT · Acute care−0.78, 90th percentile4, 73rd percentile3, 39th percentile11.5%, 62nd percentile10.2%, 66th percentile14.4%, 83rd percentile0.76, 96th percentile174 min, 33rd percentile0.97, 61st percentile213Compare William W Backus Hospital
5Windham Community Memorial HospitalWillimantic, CT · Acute care−0.51, 80th percentile3, 43rd percentile3, 39th percentile—11.2%, 46th percentile15.2%, 34th percentile0.93, 63rd percentile138 min, 58th percentile0.94, 76th percentile130Compare Windham Community Memorial Hospital
6Hartford HospitalHartford, CT · Acute care−0.51, 80th percentile4, 73rd percentile2, 10th percentile9.6%, 98th percentile10.8%, 54th percentile15.5%, 19th percentile0.67, 99th percentile269 min, 3rd percentile1.02, 33rd percentile819Compare Hartford Hospital
7Danbury HospitalDanbury, CT · Acute care−0.46, 78th percentile4, 73rd percentile3, 39th percentile12.7%, 21st percentile9.4%, 81st percentile15.4%, 23rd percentile0.90, 73rd percentile209 min, 15th percentile1.02, 33rd percentile345Compare Danbury Hospital
8Stamford HospitalStamford, CT · Acute care−0.45, 76th percentile5, 94th percentile3, 39th percentile11.1%, 74th percentile11.6%, 37th percentile14.1%, 91st percentile0.96, 51st percentile200 min, 19th percentile1.00, 44th percentile305Compare Stamford Hospital
9Johnson Memorial HospitalStafford Springs, CT · Acute care−0.41, 75th percentile3, 43rd percentile3, 39th percentile—12.8%, 18th percentile16.0%, 7th percentile0.97, 46th percentile182 min, 28th percentile0.98, 55th percentile92Compare Johnson Memorial Hospital
10Saint Mary's HospitalWaterbury, CT · Acute care−0.37, 72nd percentile3, 43rd percentile2, 10th percentile10.8%, 83rd percentile11.8%, 34th percentile15.5%, 19th percentile1.00, 35th percentile249 min, 5th percentile1.02, 33rd percentile347Compare Saint Mary's Hospital
11Charlotte Hungerford HospitalTorrington, CT · Acute care−0.30, 68th percentile3, 43rd percentile3, 39th percentile—13.0%, 15th percentile16.1%, 6th percentile0.83, 89th percentile147 min, 51st percentile0.96, 66th percentile109Compare Charlotte Hungerford Hospital
12The Hospital Of Central ConnecticutNew Britain, CT · Acute care−0.26, 65th percentile2, 17th percentile3, 39th percentile12.7%, 21st percentile12.4%, 23rd percentile14.6%, 74th percentile1.03, 29th percentile173 min, 34th percentile1.03, 28th percentile330Compare The Hospital Of Central Connecticut
13Middlesex HospitalMiddletown, CT · Acute care−0.22, 62nd percentile3, 43rd percentile4, 76th percentile—12.7%, 19th percentile14.7%, 68th percentile0.82, 90th percentile159 min, 43rd percentile0.95, 71st percentile275Compare Middlesex Hospital
14Greenwich Hospital Association -Greenwich, CT · Acute care−0.19, 60th percentile5, 94th percentile3, 39th percentile10.7%, 85th percentile6.5%, 99th percentile14.7%, 68th percentile0.92, 67th percentile176 min, 32nd percentile0.94, 76th percentile206Compare Greenwich Hospital Association -
15St Vincent's Medical CenterBridgeport, CT · Acute care−0.16, 59th percentile4, 73rd percentile3, 39th percentile11.0%, 77th percentile12.5%, 22nd percentile14.0%, 93rd percentile0.88, 78th percentile228 min, 9th percentile1.03, 28th percentile397Compare St Vincent's Medical Center
16Norwalk HospitalNorwalk, CT · Acute care−0.15, 58th percentile3, 43rd percentile3, 39th percentile10.9%, 80th percentile10.7%, 56th percentile14.7%, 68th percentile0.98, 41st percentile200 min, 19th percentile1.00, 44th percentile328Compare Norwalk Hospital
17Yale-New Haven HospitalNew Haven, CT · Acute care−0.12, 55th percentile5, 94th percentile3, 39th percentile9.4%, 99th percentile7.1%, 98th percentile14.2%, 89th percentile0.70, 98th percentile198 min, 20th percentile0.99, 50th percentile874Compare Yale-New Haven Hospital
18Bristol HospitalBristol, CT · Acute care−0.09, 53rd percentile2, 17th percentile3, 39th percentile—10.8%, 54th percentile16.0%, 7th percentile1.12, 17th percentile190 min, 24th percentile1.06, 16th percentile134Compare Bristol Hospital
19Waterbury HospitalWaterbury, CT · Acute care+0.01, 47th percentile2, 17th percentile3, 39th percentile11.7%, 54th percentile12.4%, 23rd percentile14.8%, 61st percentile1.18, 12th percentile227 min, 10th percentile1.03, 28th percentile357Compare Waterbury Hospital
20Bridgeport HospitalBridgeport, CT · Acute care+0.02, 46th percentile4, 73rd percentile3, 39th percentile12.3%, 32nd percentile8.5%, 91st percentile15.6%, 16th percentile0.91, 70th percentile140 min, 56th percentile0.99, 50th percentile497Compare Bridgeport Hospital
21Lawrence & Memorial HospitalNew London, CT · Acute care+0.16, 37th percentile3, 43rd percentile3, 39th percentile11.1%, 74th percentile9.7%, 75th percentile14.3%, 86th percentile1.05, 26th percentile131 min, 64th percentile0.97, 61st percentile280Compare Lawrence & Memorial Hospital
22Griffin HospitalDerby, CT · Acute care+0.29, 30th percentile4, 73rd percentile4, 76th percentile11.1%, 74th percentile11.6%, 37th percentile13.6%, 97th percentile1.01, 33rd percentile165 min, 39th percentile0.94, 76th percentile160Compare Griffin Hospital
23John Dempsey Hospital Of The University Of ConnectFarmington, CT · Acute care+0.41, 24th percentile3, 43rd percentile4, 76th percentile12.6%, 23rd percentile12.4%, 23rd percentile14.8%, 61st percentile1.01, 33rd percentile246 min, 6th percentile0.99, 50th percentile204Compare John Dempsey Hospital Of The University Of Connect
24St Francis Hospital & Medical CenterHartford, CT · Acute care+0.48, 21st percentile2, 17th percentile2, 10th percentile11.6%, 58th percentile11.9%, 32nd percentile14.8%, 61st percentile1.39, 4th percentile275 min, 2nd percentile1.05, 19th percentile617Compare St Francis Hospital & Medical Center
25Day Kimball HospitalPutnam, CT · Acute care+0.87, 9th percentile2, 17th percentile3, 39th percentile—10.5%, 60th percentile15.2%, 34th percentile0.97, 46th percentile221 min, 11th percentile1.07, 14th percentile104Compare Day Kimball Hospital

About these rankings

Rankings use the 2026 release of CMS Care Compare data. Hospitals share a rank (“T”) when their values are equal, and only hospitals with a reported value for the sorted measure are ranked. Shading compares each value with every hospital in the country, so it doesn’t change with your filters. Small differences are often not statistically meaningful; use the methodology and glossary for context.

Hospital-acquired condition score
Total score in the Hospital-Acquired Condition Reduction Program, from patient safety events and infections (weighted z-scores; 0 is about average, higher is worse). Medicare cuts payments 1% for the worst-scoring quarter of hospitals..
Overall star rating
CMS overall hospital quality star rating (1-5).
Patient survey star rating
HCAHPS summary star rating (1-5).
Heart attack death rate
30-day death rate for heart attack patients.
Heart failure death rate
30-day death rate for heart failure patients.
Hospital-wide readmission rate
Rate of unplanned readmission within 30 days, all conditions. From 2025 CMS reports the Hybrid Hospital-Wide Readmission measure (claims plus EHR data), which replaced the claims-only measure; values are close but not strictly comparable across the change. CMS suppressed it for 2026.. Latest available: 2025 release.
Serious complications
Patient safety and adverse events composite (PSI 90; 1.0 = national value).
Time in emergency department
Median time patients spent in the emergency department before leaving.
Medicare spending per patient
Medicare spending per beneficiary episode relative to the national median (1.0 = national median).
Total beds
Total beds reported to CMS (Provider of Services file).