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 |
|---|---|---|---|
| St Mary's Medical Center median $1,096 · local Medicare $444 · file 2026-04-01 | |||
| Aetna | $3,363 | 7.6× | 1 |
| Blue Shield of California | $1,695 | 3.8× | 1 |
| Healthnet | $667 | 1.5× | 1 |
| Heritage Provider Network | $444 | 1.0× | 2 |
| Kaiser Permanente | $1,001 | 2.3× | 1 |
| UnitedHealthcare | $1,192 | 2.7× | 2 |
| Stanford Health Care Tri-Valley median $1,711 · local Medicare $433 · file 2026-04-01 | |||
| Blue Shield of California | $1,711 | 4.0× | 2 |
| Cigna | $1,690 | 3.9× | 1 |
| UnitedHealthcare | $2,952 | 6.8× | 1 |
| Good Samaritan Hospital median $2,686 · local Medicare $451 · file 2026-09-01 | |||
| Aetna | $3,021 | 6.7× | 2 |
| Blue Shield of California | $2,395 | 5.3× | 2 |
| Bright Health | $3,498 | 7.8× | 1 |
| MedCare Partners | $451 | 1.0× | 1 |
| UnitedHealthcare | $2,686 | 6.0× | 1 |
3 San Francisco Bay Area CA hospitals post usable commercial rates for CPT 20550, hospital outpatient. The median across hospitals is $1,711; hospital medians range from $1,096 to $2,686. Your cost depends on your plan's deductible and coinsurance.