Aetna
- Advantage
- Advantage Plus
- Choice
- Choice POS II
- Open Access Elect Choice
- Open Access Managed Choice
- Elect Choice
- HMO
- Managed Choice POS
- Open Choice
- Quality POS
- Select
- Signature Administrators PPO
Aetna Whole Health
BAS
Beech Street/PPO Next
Blue Cross HMO
- Good Samaritan
- Christ
- Trinity
- Mcneal
- West Suburban
- Advocate Physician Partners
Blue Cross Blue Shield PPO
Blue Cross Community MMAI
Blue Cross Medicare Advantage
- Basic HMO
- Basic Plus HMO-POS
- Premier Plus HMO-POS
Blue Cross Medicare Advantage PPO
- Choice Plus PPO
- Choice Premier PPO
Champ VA
Cigna
- CignaC5
- Cigna Open Access Plus
- Cigna Choice Fund OA Plus
- Cigna State of Illinois
- Cigna HMO Network
- Cigna PPO
- Cigna Choice Fund PPO
- Cigna Great West PPO
- Cigna Great West EPO
- Cigna Great West HMO
- Cigna Great West POS
- Cigna Great West Open Access
- Cigna Great West Plus Choice
- Cigna Great West C5
Cofinity PPO
Coresource
Coventry
- Coventry National
- Coventry Healthcare of Illinois
- Coventry First Health
Cypress Benefit Administrators
Dart Member Care
First Health Network- Rental PPO
Geha
Golden Rule Insurance Company
Harken Health
Health Alliance
HealthLink/Unicare PPO
Humana
- Humana Advocate Centered EPO
- Humana Advocate Associate Plan
- Humana Advocate Centered HMO
- Humana Advocate Physicians Partners
- Humana MacNeal Health Providers
- Humana West Suburban Health Providers
- Humana Inc
- Humana Inc PPO
- Humana Inc POS
- Humana Inc HMO Premier and Select
- Humana Gold
Humana Community MMAI
- Humana MacNeal Health Providers
Jencare
- Jencare Ashburn
- Jencare Berwyn
- Jencare Glendwood
- Jencare Jeffrey Manor
- Jencare Oak Lawn
Key Benefit Administrators
Mail Handlers
Meridian
- Meridian APP
Medicare
- Medicare of Illinois
- Medicare Railroad
Meritain Health
Multiplan Inc
Mutual of Omaha
NALC
PHCS Savility
PHCS Multiplan
SEIU
Student Resources
Tricare
UMR
Union Medical-Local 1546
United Healthcare
- United Healthcare PPO
- United Healthcare EPO
- United Healthcare POS
- United Healthcare HMO
- United Healthcare Choice
- United Healthcare Select
- United Healthcare Plus
- United Healthcare HDHP
- United Healthcare Definity
- United Healthcare Basics
- United Healthcare Navigate
- United Healthcare Medicare AARP
- United Healthcare Medicare Advantage
