Hospital rankings
Hospitals in Illinois with the lowest serious complications
115 Illinois hospitals ranked by serious complications in the 2026 Medicare (CMS) data. Filter by type, ownership and size, choose the measures you care about, and sort by any column.
| # | Hospital | Serious complicationslower is better | Central line bloodstream infectionslower is better | Catheter-associated urinary tract infectionslower is better | Surgical site infections (colon)lower is better | Surgical site infections (hysterectomy)lower is better | MRSA bloodstream infectionslower is better | C. diff infectionslower is better | Compare |
|---|---|---|---|---|---|---|---|---|---|
| National average | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | ||
| 101 | Advocate Good Samaritan Hospital | 1.16, 13th percentile | 0.68, 33rd percentile | 0.64, 28th percentile | 0.75, 47th percentile | — | 0.73, 38th percentile | 0.11, 74th percentile | Compare Advocate Good Samaritan Hospital |
| 102 | Memorial Hospital Of Carbondale | 1.19, 11th percentile | 0.52, 47th percentile | 0.28, 61st percentile | 1.67, 11th percentile | — | 2.01, 2nd percentile | 0.65, 15th percentile | Compare Memorial Hospital Of Carbondale |
| 103 | Mt Sinai Hospital Medical Center | 1.20, 10th percentile | 2.63, 1st percentile | 1.06, 10th percentile | 1.35, 19th percentile | 0.66, 62nd percentile | 1.53, 7th percentile | 0.45, 28th percentile | Compare Mt Sinai Hospital Medical Center |
| 104 | OSF Saint Katharine Medical Center | 1.21, 10th percentile | — | — | — | — | — | 1.12, 4th percentile | Compare OSF Saint Katharine Medical Center |
| 105 | West Suburban Medical Center | 1.26, 8th percentile | 3.91, 0th percentile | 0.45, 44th percentile | — | — | 0.84, 31st percentile | 0.47, 27th percentile | Compare West Suburban Medical Center |
| 106 | Palos Community Hospital | 1.28, 7th percentile | 0.50, 49th percentile | 0.73, 23rd percentile | 0.49, 65th percentile | 0.81, 50th percentile | 1.05, 19th percentile | 0.54, 21st percentile | Compare Palos Community Hospital |
| 107 | Amita Health Resurrection Medical Center | 1.30, 6th percentile | 0.40, 58th percentile | 0.25, 63rd percentile | 1.14, 26th percentile | — | 0.48, 61st percentile | 0.57, 19th percentile | Compare Amita Health Resurrection Medical Center |
| 108 | Louis A Weiss Memorial Hospital | 1.32, 6th percentile | — | 0.00, 88th percentile | — | — | — | 0.61, 17th percentile | Compare Louis A Weiss Memorial Hospital |
| T109 | Loyola University Medical Center | 1.37, 4th percentile | 0.69, 32nd percentile | 0.73, 23rd percentile | 0.43, 68th percentile | 0.00, 89th percentile | 0.87, 29th percentile | 0.41, 32nd percentile | Compare Loyola University Medical Center |
| T109 | Saint Joseph Medical Center | 1.37, 4th percentile | 0.59, 41st percentile | 1.61, 4th percentile | 0.96, 33rd percentile | — | 1.17, 15th percentile | 0.71, 13th percentile | Compare Saint Joseph Medical Center |
| 111 | Advocate Illinois Masonic Medical Center | 1.42, 3rd percentile | 1.14, 12th percentile | 0.40, 50th percentile | 0.90, 37th percentile | 0.00, 89th percentile | 0.25, 77th percentile | 0.43, 30th percentile | Compare Advocate Illinois Masonic Medical Center |
| 112 | Hines VA Medical Center | 1.43, 3rd percentile | 0.00, 90th percentile | 0.35, 55th percentile | — | — | — | — | Compare Hines VA Medical Center |
| 113 | Memorial Medical Center | 1.48, 3rd percentile | 1.05, 14th percentile | 1.13, 9th percentile | 0.78, 45th percentile | 0.00, 89th percentile | 0.48, 61st percentile | 0.37, 38th percentile | Compare Memorial Medical Center |
| 114 | St Johns Hospital | 1.53, 2nd percentile | 0.41, 56th percentile | 0.30, 59th percentile | 1.17, 25th percentile | — | 0.25, 77th percentile | 0.16, 68th percentile | Compare St Johns Hospital |
| 115 | St Marys Hospital | 1.67, 1st percentile | — | — | — | — | — | 0.00, 90th percentile | Compare St Marys 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.
- Serious complications
- Patient safety and adverse events composite (PSI 90; 1.0 = national value).
- Central line bloodstream infections
- Central line-associated bloodstream infections (CLABSI) in ICUs and select wards (standardized infection ratio; 1.0 = national baseline).
- Catheter-associated urinary tract infections
- Catheter-associated urinary tract infections (CAUTI) in ICUs and select wards (standardized infection ratio; 1.0 = national baseline).
- Surgical site infections (colon)
- Surgical site infections from colon surgery (standardized infection ratio; 1.0 = national baseline).
- Surgical site infections (hysterectomy)
- Surgical site infections from abdominal hysterectomy (standardized infection ratio; 1.0 = national baseline).
- MRSA bloodstream infections
- Methicillin-resistant Staphylococcus aureus (MRSA) blood laboratory-identified events (standardized infection ratio; 1.0 = national baseline).
- C. diff infections
- Clostridium difficile (C. diff) intestinal infections (standardized infection ratio; 1.0 = national baseline).