Hospital rankings
Hospitals in South Dakota with the lowest heart attack death rate
6 South Dakota hospitals ranked by heart attack death rate in the 2026 Medicare (CMS) data. Leading: Avera Heart Hospital Of South Dakota, Sanford USDMedical Center, Avera St Lukes. Filter by type, ownership and size, choose the measures you care about, and sort by any column.
| # | Hospital | Heart attack death ratelower is better | Overall star ratinghigher is better | Patient survey star ratinghigher is better | Heart failure death ratelower is better | Hospital-wide readmission ratelower is better · 2025 data | Serious complicationslower is better | Time in emergency departmentlower is better | Medicare spending per patientlower is better | Total beds | Compare |
|---|---|---|---|---|---|---|---|---|---|---|---|
| National average | 11.9% | 3.3 | 11.1% | 15.0% | 1.00 | 162 min | 1.00 | ||||
| T1 | Avera Heart Hospital Of South Dakota | 10.9%, 80th percentile | 5, 94th percentile | 4, 76th percentile | 10.6%, 58th percentile | 13.8%, 96th percentile | 0.93, 63rd percentile | 110 min, 82nd percentile | 1.02, 33rd percentile | 53 | Compare Avera Heart Hospital Of South Dakota |
| T1 | Sanford USDMedical Center | 10.9%, 80th percentile | 5, 94th percentile | 3, 39th percentile | 11.2%, 46th percentile | 14.5%, 79th percentile | 0.64, 100th percentile | 207 min, 16th percentile | 1.07, 14th percentile | 545 | Compare Sanford USDMedical Center |
| 3 | Avera St Lukes | 11.7%, 54th percentile | 4, 73rd percentile | 4, 76th percentile | 11.0%, 50th percentile | 15.2%, 34th percentile | 1.06, 25th percentile | 126 min, 69th percentile | 1.02, 33rd percentile | 109 | Compare Avera St Lukes |
| 4 | Avera McKennan Hospital & University Health Center | 12.2%, 35th percentile | 4, 73rd percentile | 4, 76th percentile | 12.4%, 23rd percentile | 14.4%, 83rd percentile | 1.03, 29th percentile | 112 min, 81st percentile | 1.02, 33rd percentile | 505 | Compare Avera McKennan Hospital & University Health Center |
| 5 | Monument Health Rapid City Hospital | 12.8%, 19th percentile | 3, 43rd percentile | 3, 39th percentile | 9.8%, 73rd percentile | 14.5%, 79th percentile | 1.15, 14th percentile | 172 min, 34th percentile | 1.00, 44th percentile | 417 | Compare Monument Health Rapid City Hospital |
| 6 | Prairie Lakes Healthcare System, Inc | 13.5%, 8th percentile | 3, 43rd percentile | 4, 76th percentile | 14.8%, 4th percentile | 15.4%, 23rd percentile | 1.31, 6th percentile | 117 min, 77th percentile | 0.98, 55th percentile | 81 | Compare Prairie Lakes Healthcare System, Inc |
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.
- Heart attack death rate
- 30-day death rate for heart attack patients.
- Overall star rating
- CMS overall hospital quality star rating (1-5).
- Patient survey star rating
- HCAHPS summary star rating (1-5).
- 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).