Posted commercial rates at 4 Montana 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 |
|---|---|---|---|---|
| St Peters Health Helena | $6,181 | 1.6× | 22 | 2026-03-31 |
| Intermountain Health St Vincent Regional Hospital Billings | $7,528 | 1.9× | 8 | 2026-03-22 |
| Intermountain Health St James Hospital Butte | $8,041 | 2.0× | 3 | 2026-03-22 |
| Providence St Joseph Medical Center Polson | $11,218 | 2.8× | 1 | 2026-04-01 |
| Hospital | Median across insurers | × Medicare | Insurers | File date |
|---|---|---|---|---|
| Intermountain Health St Vincent Regional Hospital Billings | $13,004 | 1.9× | 8 | 2026-03-22 |
| Intermountain Health St James Hospital Butte | $13,695 | 2.0× | 3 | 2026-03-22 |
| St Peters Health Helena | $18,891 | 2.8× | 22 | 2026-03-31 |
| Providence St Joseph Medical Center Polson | $19,393 | 2.9× | 1 | 2026-04-01 |
4 Montana hospitals post usable commercial rates for breast lumpectomy in their federal price-transparency files. For CPT 19301, hospital outpatient, the median across 4 hospitals is $7,785, 1.9× each hospital's local Medicare base rate. Your share depends on your plan's deductible and coinsurance; the surgeon and anesthesia bill separately.