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