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 $28,779 · local Medicare $8,537 · file 2026-03-23 | |||
| Aetna | $12,031 | 1.4× | 4 |
| BCBS (other) | $38,001 | 4.5× | 1 |
| Blue Shield of California | $17,962 | 2.1× | 5 |
| Cigna | $19,557 | 2.3× | 3 |
| Elevance/Anthem/Empire | $38,001 | 4.5× | 7 |
| UnitedHealthcare | $51,932 | 6.1× | 7 |
| John Muir Medical Center - Concord Campus median $29,684 · local Medicare $8,537 · file 2026-03-23 | |||
| Aetna | $12,031 | 1.4× | 4 |
| BCBS (other) | $38,001 | 4.5× | 2 |
| Blue Shield of California | $21,367 | 2.5× | 6 |
| Cigna | $19,557 | 2.3× | 3 |
| Elevance/Anthem/Empire | $38,001 | 4.5× | 7 |
| UnitedHealthcare | $51,932 | 6.1× | 7 |
| Stanford Health Care median $45,198 · local Medicare $8,892 · file 2026-04-01 | |||
| Aetna | $44,125 | 5.0× | 1 |
| Blue Shield of California | $46,272 | 5.2× | 2 |
| Elevance/Anthem/Empire | $26,317 | 3.0× | 1 |
| UnitedHealthcare | $47,973 | 5.4× | 1 |
| Hospital · insurer | Rate | × Medicare | Plans |
|---|---|---|---|
| John Muir Medical Center - Walnut Creek Campus median $28,779 · local Medicare $8,537 · file 2026-03-23 | |||
| Aetna | $12,031 | 1.4× | 4 |
| BCBS (other) | $38,001 | 4.5× | 1 |
| Blue Shield of California | $17,962 | 2.1× | 5 |
| Cigna | $19,557 | 2.3× | 3 |
| Elevance/Anthem/Empire | $38,001 | 4.5× | 7 |
| UnitedHealthcare | $51,932 | 6.1× | 7 |
| John Muir Medical Center - Concord Campus median $30,823 · local Medicare $8,537 · file 2026-03-23 | |||
| Aetna | $12,031 | 1.4× | 4 |
| BCBS (other) | $42,089 | 4.9× | 2 |
| Blue Shield of California | $18,594 | 2.2× | 6 |
| Cigna | $19,557 | 2.3× | 3 |
| Elevance/Anthem/Empire | $42,089 | 4.9× | 7 |
| UnitedHealthcare | $51,932 | 6.1× | 7 |
| Stanford Health Care median $45,198 · local Medicare $8,892 · file 2026-04-01 | |||
| Aetna | $44,125 | 5.0× | 1 |
| Blue Shield of California | $46,272 | 5.2× | 2 |
| Elevance/Anthem/Empire | $23,548 | 2.6× | 1 |
| UnitedHealthcare | $47,973 | 5.4× | 1 |
| Hospital · insurer | Rate | × Medicare | Plans |
|---|---|---|---|
| Good Samaritan Hospital median $15,386 · local Medicare $13,378 · file 2026-09-01 | |||
| Aetna | $14,001 | 1.0× | 6 |
| Blue Shield of California | $14,281 | 1.1× | 5 |
| Cigna | $25,112 | 1.9× | 4 |
| Elevance/Anthem/Empire | $15,386 | 1.2× | 4 |
| UnitedHealthcare | $18,842 | 1.4× | 2 |
| St Mary's Medical Center median $19,366 · local Medicare $13,133 · file 2026-04-01 | |||
| Blue Shield of California | $25,615 | 2.0× | 1 |
| Cigna | $21,265 | 1.6× | 1 |
| Elevance/Anthem/Empire | $10,888 | 0.8× | 2 |
| UnitedHealthcare | $17,466 | 1.3× | 2 |
3 San Francisco Bay Area CA hospitals post usable commercial rates for CPT 58661, hospital outpatient. The median across hospitals is $29,684; hospital medians range from $28,779 to $45,198. Your cost depends on your plan's deductible and coinsurance.