Posted commercial rates at 10 Illinois hospitals, each next to its own Medicare base rate.
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| Hospital | Median across insurers | × Medicare | Insurers | File date |
|---|---|---|---|---|
| Loyola University Medical Center Maywood | $3,329 | 1.0× | 1 | 2026-03-31 |
| Endeavor Health Northwest Community Hospital Arlington Heights | $3,404 | 1.0× | 3 | 2026-04-01 |
| Sarah Bush Lincoln Health Center Mattoon | $3,919 | 1.1× | 1 | 2026-06-03 |
| Endeavor Health Edward Hospital Naperville | $4,076 | 1.2× | 2 | 2026-04-01 |
| Endeavor Health Elmhurst Hospital Elmhurst | $4,774 | 1.4× | 2 | 2026-04-01 |
| Endeavor Health Evanston Hospital Evanston | $5,636 | 1.6× | 3 | 2026-04-01 |
| University of Chicago Medical Center Chicago | $7,494 | 2.2× | 2 | 2026-04-01 |
| Hospital | Median across insurers | × Medicare | Insurers | File date |
|---|---|---|---|---|
| Sarah Bush Lincoln Health Center Mattoon | $5,371 | 1.0× | 1 | 2026-06-03 |
| Endeavor Health Northwest Community Hospital Arlington Heights | $6,052 | 1.2× | 3 | 2026-04-01 |
| Endeavor Health Edward Hospital Naperville | $6,986 | 1.4× | 3 | 2026-04-01 |
| Endeavor Health Elmhurst Hospital Elmhurst | $7,747 | 1.5× | 3 | 2026-04-01 |
| Loyola University Medical Center Maywood | $7,870 | 1.5× | 4 | 2026-03-31 |
| Endeavor Health Evanston Hospital Evanston | $8,894 | 1.7× | 3 | 2026-04-01 |
| Rush University Medical Center Chicago | $10,324 | 2.0× | 4 | 2026-09-25 |
| Advocate Christ Medical Center Oak Lawn | $10,774 | 2.1× | 4 | 2025-11-04 |
| Advocate Lutheran General Hospital Park Ridge | $10,774 | 2.1× | 4 | 2025-11-04 |
| University of Chicago Medical Center Chicago | $12,540 | 2.4× | 5 | 2026-04-01 |
| Hospital | Median across insurers | × Medicare | Insurers | File date |
|---|---|---|---|---|
| Sarah Bush Lincoln Health Center Mattoon | $6,007 | 1.0× | 1 | 2026-06-03 |
| Endeavor Health Northwest Community Hospital Arlington Heights | $6,872 | 1.2× | 3 | 2026-04-01 |
| Endeavor Health Edward Hospital Naperville | $7,932 | 1.4× | 3 | 2026-04-01 |
| Endeavor Health Elmhurst Hospital Elmhurst | $8,796 | 1.5× | 3 | 2026-04-01 |
| Loyola University Medical Center Maywood | $8,936 | 1.6× | 4 | 2026-03-31 |
| Endeavor Health Evanston Hospital Evanston | $10,099 | 1.8× | 3 | 2026-04-01 |
| Rush University Medical Center Chicago | $11,546 | 2.0× | 4 | 2026-09-25 |
| University of Chicago Medical Center Chicago | $14,024 | 2.4× | 5 | 2026-04-01 |
10 Illinois hospitals post usable commercial rates for vaginal birth after c-section (vbac) in their federal price-transparency files. For CPT 59612, hospital outpatient, the median across 7 hospitals is $4,076, 1.2× each hospital's local Medicare base rate. Your share depends on your plan's deductible and coinsurance; the surgeon and anesthesia bill separately.