Hospital rankings
Hospitals in Iowa with the lowest CABG surgery death rate
9 Iowa hospitals ranked by CABG surgery death rate in the 2026 Medicare (CMS) data. Leading: UnityPoint Health - Des Moines Iowa Methodist Medi, Genesis Medical Center-Davenport, St Lukes Hospital. Filter by type, ownership and size, choose the measures you care about, and sort by any column.
| # | Hospital | CABG surgery death ratelower is better | Heart attack death ratelower is better | Heart failure death ratelower is better | Pneumonia death ratelower is better | COPD death ratelower is better | Stroke death ratelower is better | Hospital-wide readmission ratelower is better · 2025 data | Compare |
|---|---|---|---|---|---|---|---|---|---|
| National average | 2.4% | 11.9% | 11.1% | 15.2% | 8.6% | 11.9% | 15.0% | ||
| 1 | UnityPoint Health - Des Moines Iowa Methodist Medi | 1.5%, 96th percentile | 14.7%, 1st percentile | 13.9%, 8th percentile | 16.5%, 30th percentile | 10.8%, 8th percentile | 8.7%, 95th percentile | 13.5%, 98th percentile | Compare UnityPoint Health - Des Moines Iowa Methodist Medi |
| 2 | Genesis Medical Center-Davenport | 2.0%, 69th percentile | 12.4%, 29th percentile | 13.3%, 12th percentile | 15.6%, 43rd percentile | 7.8%, 69th percentile | 12.3%, 39th percentile | 15.7%, 13th percentile | Compare Genesis Medical Center-Davenport |
| T3 | St Lukes Hospital | 2.2%, 55th percentile | 10.5%, 89th percentile | 10.2%, 66th percentile | 13.8%, 72nd percentile | 9.3%, 28th percentile | 10.2%, 77th percentile | 15.1%, 40th percentile | Compare St Lukes Hospital |
| T3 | University Of Iowa Hospital & Clinics | 2.2%, 55th percentile | 13.7%, 6th percentile | 12.2%, 27th percentile | 17.3%, 20th percentile | 12.9%, 1st percentile | 10.7%, 68th percentile | 13.5%, 98th percentile | Compare University Of Iowa Hospital & Clinics |
| 5 | Allen Hospital | 2.4%, 44th percentile | 12.5%, 26th percentile | 15.8%, 2nd percentile | 18.7%, 10th percentile | 10.8%, 8th percentile | 12.4%, 37th percentile | 15.6%, 16th percentile | Compare Allen Hospital |
| 6 | MercyOne Des Moines Medical Center | 3.0%, 19th percentile | 10.6%, 87th percentile | 13.2%, 13th percentile | 16.5%, 30th percentile | 8.7%, 43rd percentile | 13.7%, 21st percentile | 13.6%, 97th percentile | Compare MercyOne Des Moines Medical Center |
| 7 | MercyOne Siouxland Medical Center | 3.3%, 12th percentile | 13.1%, 13th percentile | 11.2%, 46th percentile | 12.2%, 90th percentile | 7.4%, 80th percentile | 11.5%, 53rd percentile | 15.1%, 40th percentile | Compare MercyOne Siouxland Medical Center |
| T8 | Mercy Medical Center - Cedar Rapids | 3.7%, 6th percentile | 13.3%, 10th percentile | 10.2%, 66th percentile | 14.5%, 61st percentile | 8.8%, 41st percentile | 11.7%, 49th percentile | 15.1%, 40th percentile | Compare Mercy Medical Center - Cedar Rapids |
| T8 | MercyOne North Iowa Medical Center | 3.7%, 6th percentile | 12.7%, 21st percentile | 15.6%, 2nd percentile | 15.8%, 40th percentile | 11.0%, 6th percentile | 13.1%, 27th percentile | 14.3%, 86th percentile | Compare MercyOne North Iowa Medical Center |
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.
- CABG surgery death rate
- 30-day death rate for CABG surgery patients.
- Heart attack death rate
- 30-day death rate for heart attack patients.
- Heart failure death rate
- 30-day death rate for heart failure patients.
- Pneumonia death rate
- 30-day death rate for pneumonia patients.
- COPD death rate
- 30-day death rate for COPD patients.
- Stroke death rate
- 30-day death rate for stroke 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.