Hospital rankings
Hospitals in Illinois with the lowest time in emergency department
155 Illinois hospitals ranked by time in emergency department in the 2026 Medicare (CMS) data. Filter by type, ownership and size, choose the measures you care about, and sort by any column.
| # | Hospital | Time in emergency departmentlower is better | Left ED without being seenlower is better | Appropriate sepsis carehigher is better | Health care workers vaccinated for fluhigher is better | Compare |
|---|---|---|---|---|---|---|
| National average | 162 min | 2.0% | 65.0% | 78.0% | ||
| 151 | John H Stroger Jr Hospital | 293 min, 2nd percentile | 1.0%, 60th percentile | 42.0%, 10th percentile | 83.0%, 57th percentile | Compare John H Stroger Jr Hospital |
| 152 | The University Of Chicago Medical Center | 295 min, 1st percentile | 12.0%, 0th percentile | 45.0%, 12th percentile | 94.0%, 85th percentile | Compare The University Of Chicago Medical Center |
| 153 | University Of Illinois Hospital And Clinics | 298 min, 1st percentile | 4.0%, 9th percentile | 57.0%, 30th percentile | 97.0%, 94th percentile | Compare University Of Illinois Hospital And Clinics |
| 154 | Northwestern Memorial Hospital | 350 min, 0th percentile | 10.0%, 0th percentile | 50.0%, 19th percentile | 95.0%, 88th percentile | Compare Northwestern Memorial Hospital |
| 155 | Rush University Medical Center | 370 min, 0th percentile | 9.0%, 1st percentile | 31.0%, 3rd percentile | 98.0%, 97th percentile | Compare Rush University 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.
- Time in emergency department
- Median time patients spent in the emergency department before leaving.
- Left ED without being seen
- Percentage of patients who left the emergency department before being seen.
- Appropriate sepsis care
- Percentage of patients who received appropriate care for severe sepsis and septic shock.
- Health care workers vaccinated for flu
- Percentage of health care workers given influenza vaccination.