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