Posted commercial rates at 6 Illinois hospitals, each next to its own Medicare base rate.
Open in the explorerAll statesEvery bill for the whole procedure
| Hospital | Median across insurers | × Medicare | Insurers | File date |
|---|---|---|---|---|
| Endeavor Health Northwest Community Hospital Arlington Heights | $3,751 | 1.1× | 3 | 2026-04-01 |
| Endeavor Health Edward Hospital Naperville | $4,628 | 1.3× | 2 | 2026-04-01 |
| Endeavor Health Elmhurst Hospital Elmhurst | $5,326 | 1.5× | 2 | 2026-04-01 |
| Endeavor Health Evanston Hospital Evanston | $5,636 | 1.6× | 3 | 2026-04-01 |
| University of Chicago Medical Center Chicago | $7,516 | 2.1× | 2 | 2026-04-01 |
| Hospital | Median across insurers | × Medicare | Insurers | File date |
|---|---|---|---|---|
| Sarah Bush Lincoln Health Center Mattoon | $2,981 | 0.8× | 2 | 2026-06-03 |
| Endeavor Health Edward Hospital Naperville | $3,964 | 1.1× | 2 | 2026-04-01 |
| Endeavor Health Northwest Community Hospital Arlington Heights | $4,035 | 1.1× | 3 | 2026-04-01 |
| Endeavor Health Elmhurst Hospital Elmhurst | $4,798 | 1.4× | 2 | 2026-04-01 |
| Endeavor Health Evanston Hospital Evanston | $6,180 | 1.8× | 3 | 2026-04-01 |
| University of Chicago Medical Center Chicago | $9,130 | 2.6× | 2 | 2026-04-01 |
6 Illinois hospitals post usable commercial rates for tennis elbow surgery in their federal price-transparency files. For CPT 24357, hospital outpatient, the median across 5 hospitals is $5,326, 1.5× each hospital's local Medicare base rate. Your share depends on your plan's deductible and coinsurance; the surgeon and anesthesia bill separately.