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