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