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