Prices at 66 hospitals in Illinois, from their machine-readable files. Here the median cash price is $991 — 15% below the US median ($1,172), roughly 3.1× the Medicare rate.
Lowest cash prices
| Hospital | Location | Cash | Insurer | CMS rating | ER wait | Readmit |
|---|---|---|---|---|---|---|
| Red Bud Regional Hospital | Red Bud, IL | $184 | $292 | ★ 4/5 | 121 min | 15.6% |
| Jersey Community Hospital | Jerseyville, IL | $243 | — | ★ 3/5 | 126 min | 14.8% |
| Carlinville Area Hospital | Carlinville, IL | $337 | $402 | ★ 2/5 | 124 min | 15.0% |
| Hopedale Hospital | Hopedale, IL | $414 | $148 | — | 132 min | 14.9% |
| Saint Joseph Medical Center | Joliet, IL | $455 | $998 | ★ 1/5 | 204 min | 15.6% |
| Presence St Marys Hospital | Kankakee, IL | $455 | $998 | ★ 4/5 | 146 min | 14.0% |
| Presence Mercy Medical Center | Aurora, IL | $455 | $998 | ★ 3/5 | 194 min | 14.4% |
| Presence Saints Mary and Elizabeth Medical Center | Chicago, IL | $455 | $998 | ★ 3/5 | 189 min | 14.2% |
| Saint Joseph Hospital-Elgin | Elgin, IL | $455 | $998 | ★ 4/5 | 145 min | 14.3% |
| Presence Saint Joseph Hospital-Chicago | Chicago, IL | $455 | $998 | ★ 4/5 | 137 min | 14.9% |
| Midwest Medical Center | Galena, IL | $566 | — | — | — | 14.8% |
| University of Illinois Hospital and Clinics | Chicago, IL | $669 | $103 | ★ 4/5 | 319 min | 15.9% |
| Carle Health Methodist Hospital | Peoria, IL | $672 | $224 | ★ 2/5 | 220 min | 14.7% |
| Trinity Rock Island | Rock Island, IL | $672 | $298 | ★ 3/5 | 172 min | 15.4% |
| Javon Bea Hospital | Rockford, IL | $748 | $1,036 | ★ 3/5 | 258 min | 14.6% |
| Hamilton Memorial Hospital | Mcleansboro, IL | $786 | — | ★ 3/5 | 122 min | 15.2% |
| Gibson Community Hospital | Gibson City, IL | $866 | $107 | ★ 4/5 | — | 15.3% |
| Memorial Hospital | Carthage, IL | $866 | $303 | ★ 4/5 | 147 min | 15.3% |
| John H Stroger Jr Hospital | Chicago, IL | $916 | $134 | ★ 2/5 | 280 min | 15.0% |
| Provident Hospital of Chicago | Chicago, IL | $916 | $134 | — | 222 min | 15.5% |
| Amita Health Resurrection Medical Center | Chicago, IL | $991 | $992 | ★ 3/5 | 184 min | 14.0% |
| Kirby Medical Center | Monticello, IL | $1,273 | $89 | — | 126 min | 14.8% |
| Carle Eureka Hospital | Eureka, IL | $1,634 | $690 | — | 98 min | 14.9% |
| Carle Bromenn Medical Center | Normal, IL | $1,658 | $997 | ★ 3/5 | 196 min | 14.7% |
| Alton Memorial Hospital | Alton, IL | $1,775 | $1,850 | ★ 4/5 | 194 min | 15.1% |
CMS rating = overall hospital star rating (1–5); ER wait = median minutes in the emergency department; Readmit = 30-day readmission rate (lower is better) — all from Medicare’s Care Compare; “—” = not reported. Data last updated June 2026. Prices from hospitals’ machine-readable files (45 CFR §180); Medicare benchmark from CMS PFS/CLFS/IPPS. Prices below 15% of the median are excluded as likely partial or mis-coded charges. Estimates — confirm with the hospital. Report an incorrect price.
Price comparison (median)
Typical cash price here is $991 — about 3.1× the Medicare rate ($323). On the higher side. A fair cash price is usually within ~2× Medicare ($646).
💡 Asking for the cash price instead of the $1,506 list price could save about $515 (34%).
Rough estimate from this procedure’s median insurer-negotiated rate. Your actual cost depends on your plan — confirm with your insurer.
By city
Flexible sigmoidoscopy cost in other states
All Flexible sigmoidoscopy prices (national) → · All hospitals in Illinois →