| Accountable Health Plan - | PPO |
| Aetna US Healthcare - | HMO, PPO |
| Affordable/Health Care Compare | |
| America's Whole Health Network, Inc. - | CWMP, PPO (Formerly Chiropractic Health Partners of America) |
| American Medical Security | |
| Blue Cross/Blue Shield | (Blue Traditional, Blue Choice PPO, Blue Preferred, Plan 65 Select, Bluelincs, Point of Service) |
| CCN - CWMP - | (Formerly MedView Services, Inc.) |
| Central Oklahoma Physicians' Alliance | (COPA) - PPO - Comp One Services |
| ChoiceCare | |
| Cigna HealthCare of Oklahoma, Inc. - | HMO, PPO |
| Community Care HMO, Inc. - | HMO |
| Comp Choice/Physicians' Choice - | CWMP |
| Custom Preferred Networks, Inc. | (CPN) - PPO |
| Evolution Health Care Systems - | CWMP - (Formerly Guardian Resources, Inc.) |
| Focus HealthCare Management - | PPO, CWMP |
| Fortis | |
| General American | |
| Genex Care for Oklahoma - | PPO Oklahoma Affiliate |
| Great West Care | |
| Hawkins Energy Corporation - | PPO - Via Johnson Brokers |
| HealthChoice | |
| Mail Handler's | |
| Med-view | |
| Metropolitan Life | |
| Northrop - | HMO - Oklahoma Physicians' Network |
| Oklahoma Physicians' Network | PPO |
| Pacificare | |
| PHCS | |
| PHO | |
| PPO Oklahoma, Inc. | (PPOOK) |
| Preferred Community Choice - | PPO - Includes BCBS BlueAccess |
| Pro Oklahoma Care, Inc. - | HMO - Oklahoma Physicians Network |
| Prudential HealthCare - | PPO, Tulsa Regional Network |
| Sooner Health Plan - | PPO - Included Preferred Care Oklahoma - WellCor America |
| Sooner Healthcare | |
| State & Education Employees Group Insurance - | Health Choice |
| United Healthcare | |
| United Payors/United Providers Health Plan - | Formerly America's Health Plan |
| WorkCare Oklahoma - | CWMP - WellCor America |