| 1199SEIU in Cypress, CA | AMERIGROUP in Cypress, CA |
| APS Healthcare in Cypress, CA | Aetna in Cypress, CA |
| Alliance in Cypress, CA | AmeriHealth in Cypress, CA |
| American Behavioral in Cypress, CA | Beech Street in Cypress, CA |
| Behavioral Health Systems in Cypress, CA | BlueCross and/or BlueShield in Cypress, CA |
| CCN in Cypress, CA | CHIPA/College Health in Cypress, CA |
| Cascade Health in Cypress, CA | Ceridian in Cypress, CA |
| ChoiceCare in Cypress, CA | Cigna in Cypress, CA |
| ComPsych in Cypress, CA | Corphealth in Cypress, CA |
| Coventry in Cypress, CA | First Choice Health in Cypress, CA |
| First Health in Cypress, CA | GHI/Group Health Incorporated in Cypress, CA |
| Great-West in Cypress, CA | Guardian in Cypress, CA |
| HFN in Cypress, CA | HIP/Health Plan of New York in Cypress, CA |
| Harvard Pilgrim Health Care in Cypress, CA | Health Net in Cypress, CA |
| Holman Group in Cypress, CA | Horizon Healthcare in Cypress, CA |
| Humana in Cypress, CA | Integrated Health Plan in Cypress, CA |
| Interplan in Cypress, CA | Kaiser in Cypress, CA |
| LifeWise in Cypress, CA | MAMSI in Cypress, CA |
| MHN/Managed Health Network in Cypress, CA | Magellan Behavioral Health in Cypress, CA |
| MagnaCare in Cypress, CA | Medica in Cypress, CA |
| Medicaid in Cypress, CA | Medical Mutual in Cypress, CA |
| Medicare in Cypress, CA | Multiplan in Cypress, CA |
| NCPPO in Cypress, CA | ODS in Cypress, CA |
| Oxford in Cypress, CA | PHCS/Private Health Care Systems in Cypress, CA |
| PPOM in Cypress, CA | PacifiCare in Cypress, CA |
| PacificSource in Cypress, CA | PreferredOne in Cypress, CA |
| Providence in Cypress, CA | Sloans Lake in Cypress, CA |
| TRICARE in Cypress, CA | TriWest0127 in Cypress, CA |
| Tufts in Cypress, CA | UniCare in Cypress, CA |
| Uniform in Cypress, CA | United in Cypress, CA |
| VMC in Cypress, CA | ValueOptions in Cypress, CA |
| WellPoint in Cypress, CA |