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 $3,724 · local Medicare $2,757 · file 2026-03-23 | |||
| Alignment Health | $2,757 | 1.0× | 1 |
| BCBS (other) | $5,911 | 2.1× | 1 |
| Brms | $5,911 | 2.1× | 1 |
| Canopy Hn HMO | $5,046 | 1.8× | 1 |
| Cigna | $19,557 | 7.1× | 2 |
| Covid19 Hrsa Uninsured Testing And Treatment Fund | $2,757 | 1.0× | 1 |
| Donor Network West | $4,000 | 1.5× | 1 |
| Elevance/Anthem/Empire | $5,911 | 2.1× | 7 |
| Essence Healthcare | $2,757 | 1.0× | 2 |
| Generic Commercial/Indemnity | $3,447 | 1.3× | 1 |
| Generic HMO | $3,447 | 1.3× | 1 |
| Generic PPO | $3,447 | 1.3× | 1 |
| St Mary's Medical Center median $5,194 · local Medicare $2,823 · file 2026-04-01 | |||
| Aetna | $3,363 | 1.2× | 1 |
| Blue Shield of California | $8,393 | 3.0× | 1 |
| Elevance/Anthem/Empire | $13,912 | 4.9× | 2 |
| Healthnet | $5,194 | 1.8× | 1 |
| Heritage Provider Network | $2,825 | 1.0× | 2 |
| Kaiser Permanente | $6,369 | 2.3× | 1 |
| UnitedHealthcare | $4,632 | 1.6× | 2 |
| Good Samaritan Hospital median $5,606 · local Medicare $2,872 · file 2026-09-01 | |||
| Aetna | $3,083 | 1.1× | 3 |
| Blue Shield of California | $11,861 | 4.1× | 2 |
| Bright Health | $3,498 | 1.2× | 1 |
| Cigna | $7,984 | 2.8× | 4 |
| Elevance/Anthem/Empire | $5,606 | 2.0× | 2 |
| MedCare Partners | $2,872 | 1.0× | 1 |
| UnitedHealthcare | $9,414 | 3.3× | 1 |
| Stanford Health Care Tri-Valley median $6,212 · local Medicare $2,757 · file 2026-04-01 | |||
| Aetna | $4,376 | 1.6× | 2 |
| Blue Shield of California | $8,476 | 3.1× | 2 |
| Cigna | $5,382 | 2.0× | 1 |
| UnitedHealthcare | $7,042 | 2.6× | 1 |
| Stanford Health Care median $12,355 · local Medicare $2,872 · file 2026-04-01 | |||
| Aetna | $12,355 | 4.3× | 1 |
| Elevance/Anthem/Empire | $9,589 | 3.3× | 1 |
| UnitedHealthcare | $22,041 | 7.7× | 1 |
5 San Francisco Bay Area CA hospitals post usable commercial rates for CPT 64635, hospital outpatient. The median across hospitals is $5,606; hospital medians range from $3,724 to $12,355. Your cost depends on your plan's deductible and coinsurance.