Every commercial insurer rate these hospitals posted, as a dollar amount and as a multiple of the hospital's own Medicare base rate.
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| Hospital · insurer | Rate | × Medicare | Plans |
|---|---|---|---|
| John Muir Medical Center - Walnut Creek Campus median $38,482 · local Medicare $15,010 · file 2026-03-23 | |||
| Aetna | $12,031 | 0.8× | 4 |
| BCBS (other) | $43,398 | 2.9× | 1 |
| Blue Shield of California | $33,566 | 2.2× | 5 |
| Cigna | $19,557 | 1.3× | 3 |
| Elevance/Anthem/Empire | $43,398 | 2.9× | 7 |
| UnitedHealthcare | $51,932 | 3.5× | 7 |
| Stanford Health Care median $46,049 · local Medicare $15,635 · file 2026-04-01 | |||
| Aetna | $44,125 | 2.8× | 1 |
| Blue Shield of California | $69,409 | 4.4× | 2 |
| Elevance/Anthem/Empire | $29,091 | 1.9× | 1 |
| UnitedHealthcare | $47,973 | 3.1× | 1 |
| Hospital · insurer | Rate | × Medicare | Plans |
|---|---|---|---|
| John Muir Medical Center - Walnut Creek Campus median $32,222 · local Medicare $15,010 · file 2026-03-23 | |||
| Aetna | $12,031 | 0.8× | 4 |
| BCBS (other) | $43,398 | 2.9× | 1 |
| Blue Shield of California | $20,641 | 1.4× | 5 |
| Cigna | $21,047 | 1.4× | 3 |
| Elevance/Anthem/Empire | $43,398 | 2.9× | 7 |
| UnitedHealthcare | $51,932 | 3.5× | 7 |
| John Muir Medical Center - Concord Campus median $43,398 · local Medicare $15,010 · file 2026-03-23 | |||
| Aetna | $12,031 | 0.8× | 4 |
| BCBS (other) | $43,398 | 2.9× | 2 |
| Blue Shield of California | $21,367 | 1.4× | 6 |
| Elevance/Anthem/Empire | $43,398 | 2.9× | 7 |
| UnitedHealthcare | $51,932 | 3.5× | 7 |
| Stanford Health Care median $46,049 · local Medicare $15,635 · file 2026-04-01 | |||
| Aetna | $44,125 | 2.8× | 1 |
| Blue Shield of California | $53,560 | 3.4× | 2 |
| Elevance/Anthem/Empire | $29,091 | 1.9× | 1 |
| UnitedHealthcare | $47,973 | 3.1× | 1 |
2 San Francisco Bay Area CA hospitals post usable commercial rates for CPT 43280, hospital outpatient. The median across hospitals is $42,266; hospital medians range from $38,482 to $46,049. Your cost depends on your plan's deductible and coinsurance.