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