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