HMO/IPA
- Alignment Health Plan
- AltaMed
- AMVI Medical Group
- Anthem
- Astiva
- Blue Shield
- Brand New Day
- CalOptima
- Centivo
- Central Health Plan
- CHOS Health Alliance
- Coventry
- Curana Health
- Family Choice Medical Group
- Global 1
- Greater Newport Physicians
- Health Net
- Healthcare Partners
- Humana
- IN Physicians
- Innovo
- Memorial Care
- Noble AMA IPA
- Optum
- Pacific Allied
- Premier Health IPA
- Prospect Medical Group
- Regal Medical Group
- SCAN
- Seoul
- United Healthcare
- Vitruvian
- Aetna
- Anthem
- Blue Cross
- Blue Shield
- Humana
- United Healthcare
- Medi-Cal
- Medicare
- Railroad Medicare
- Tricare