| Aetna Elect Choice EPO |
| Aetna HealthFund |
| Aetna HMO |
| Aetna Managed Choice, POS |
| Aetna Open Access Elect Choice EPO |
| Aetna POS |
| Aetna PPO |
| Aetna Quality Point of Service |
| Aetna USAccess |
| Baxter Regional PHO |
| BCBS of IL, PPO |
| BCBS/Anthem(Blue Access Choice, PPO |
| BCBS/Anthem(Blue Access, PPO) |
| Beech Street/Capp Care, PPO |
| Cigna HMO/POS |
| Cigna PPO |
| CMR (Care Management Resources) |
| Community Care Network, PPO |
| CorVel PPO |
| Decatur Memorial Tertiary/Quarterna |
| First Health |
| GHP Advantra, HMO |
| GHP, HMO/POS |
| Great-West HMO/POS |
| Great-West Open Access |
| Great-West PPO |
| Hannibal Health Network Tertiary |
| Health Alliance HMO & PPO |
| Healthlink Open Access/HMO/POS |
| Healthlink PPO |
| HFN Inc. PPO |
| Humana Choice Care Network |
| IPA Secondary to Medicare |
| Medicaid MO/ Missouri HealthNet |
| Medicare |
| Mercy Health Plan HMO/POS |
| Mercy Health Plan PPO |
| MO Medicaid Secondary to Medicare |
| MultiPlan PPO |
| Personal Care Health Mgmt HMO |
| Personal Care Health Mgmt PPO/POS |
| PPO Next/HealthStar |
| Primrose Tertiary/Quarternary |
| Private Health Care Systems, PPO |
| Quincy Health Care Management |
| St. John's Health System, Tertiary |
| Tricare/Triwest Prime, HMO/POS |
| Tricare/Triwest Extra PPO |
| Union Pacific RR Emp. Health System |
| United Healthcare Choice/Choice+ |
| United Healthcare PPO/ Options |
| United Healthcare Select/Select+POS |
| USA Managed Care Org |
| Wellborn HMO |