Prices at 88 hospitals in Illinois, from their machine-readable files. Here the median cash price is $369 — 33% above the US median ($277), roughly 8.7× the Medicare rate.
Lowest cash prices
| Hospital | Location | Cash | Insurer | CMS rating | ER wait | Readmit |
|---|---|---|---|---|---|---|
| Mc Donough District Hospital | Macomb, IL | $85 | $67 | ★ 3/5 | 152 min | 15.1% |
| John H Stroger Jr Hospital | Chicago, IL | $88 | $23 | ★ 2/5 | 280 min | 15.0% |
| Provident Hospital of Chicago | Chicago, IL | $88 | $23 | — | 222 min | 15.5% |
| Gateway Regional Medical Center | Granite City, IL | $90 | — | ★ 2/5 | 142 min | 15.4% |
| Amita Health Resurrection Medical Center | Chicago, IL | $92 | $97 | ★ 3/5 | 184 min | 14.0% |
| Saint Anthony Hospital | Chicago, IL | $109 | $165 | ★ 2/5 | 191 min | 16.5% |
| Touchette Regional Hospital Inc | Centreville, IL | $143 | $136 | — | 126 min | — |
| Alton Memorial Hospital | Alton, IL | $171 | $197 | ★ 4/5 | 194 min | 15.1% |
| Riverside Medical Center | Kankakee, IL | $173 | $111 | ★ 4/5 | 168 min | 15.0% |
| Ferrell Hospital Community Foundations | Eldorado, IL | $179 | $96 | ★ 1/5 | — | 15.3% |
| Advocate Sherman Hospital | Elgin, IL | $199 | $174 | ★ 4/5 | 194 min | 15.4% |
| Trinity Rock Island | Rock Island, IL | $209 | $52 | ★ 3/5 | 172 min | 15.4% |
| Community Hospital of Staunton | Staunton, IL | $222 | $343 | — | — | 14.8% |
| Advocate Christ Hospital & Medical Center | Oak Lawn, IL | $230 | $219 | ★ 3/5 | 252 min | 15.8% |
| University of Illinois Hospital and Clinics | Chicago, IL | $239 | $44 | ★ 4/5 | 319 min | 15.9% |
| Advocate Condell Medical Center | Libertyville, IL | $253 | $196 | ★ 4/5 | 216 min | 14.8% |
| Morrison Community Hospital | Morrison, IL | $259 | $81 | — | 119 min | 15.1% |
| Advocate Good Shepherd Hospital | Barrington, IL | $261 | $225 | ★ 5/5 | 194 min | 15.0% |
| Midwest Medical Center | Galena, IL | $262 | — | — | — | 14.8% |
| Saint Joseph Medical Center | Joliet, IL | $264 | $111 | ★ 1/5 | 204 min | 15.6% |
| Presence St Marys Hospital | Kankakee, IL | $264 | $111 | ★ 4/5 | 146 min | 14.0% |
| Presence Mercy Medical Center | Aurora, IL | $264 | $111 | ★ 3/5 | 194 min | 14.4% |
| Presence Saints Mary and Elizabeth Medical Center | Chicago, IL | $264 | $111 | ★ 3/5 | 189 min | 14.2% |
| Saint Joseph Hospital-Elgin | Elgin, IL | $264 | $111 | ★ 4/5 | 145 min | 14.3% |
| Presence Saint Joseph Hospital-Chicago | Chicago, IL | $264 | $111 | ★ 4/5 | 137 min | 14.9% |
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 $369 — about 8.7× the Medicare rate ($42). High vs Medicare. A fair cash price is usually within ~2× Medicare ($85).
💡 Asking for the cash price instead of the $603 list price could save about $234 (39%).
Rough estimate from this procedure’s median insurer-negotiated rate. Your actual cost depends on your plan — confirm with your insurer.
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X-ray of the knee cost in other states
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