- AARP
- UnitedHealthcare MedicareComplete SecureHorizons Value - Medicare Advantage HMO
- Aetna
- Aetna HMO
- Choice Plus POS II
- Whole Health Colorado Front Range
- Anthem Blue Cross Blue Shield
- Anthem Blue Cross Blue Shield PPO
- Beech Street (Multiplan)
- Blue Cross Blue Shield
- Blue Card PPO
- CHAMPVA
- Cigna
- Cigna HMO
- Cigna PPO
- Open Access Plus
- CNIC Health Solutions
- Cofinity
- Colorado Access
- Colorado Choice Health Plans
- CoreSource
- Coventry Health Care
- First Health (Coventry Health Care)
- Golden Rule
- Government Employees Health Association (GEHA)
- GEHA
- Health Net
- HealthComp
- HealthPartners
- Humana
- Choice Care
- Choice Care PPO
- Gold Choice PFFS
- Gold Plus Choice PPO
- IMG International Medical Group
- Kaiser Permanente
- Mail Handlers Benefit Plan (MHBP)
- Medicaid
- Medicare
- Medicare Advantage PPO
- Part B Primary
- Part B Secondary
- Meritain Health
- MultiPlan
- MultiPlan PPO
- PHCS Network PPO
- NALC Health Benefit Plan
- National Association of Letter Carriers (NALC)
- PacifiCare Health Systems
- PHCS
- Rocky Mountain Health Plans
- Rocky Mountain Health Plans HMO
- Rocky Mountain Health Plans PPO
- Tricare
- Prime
- Prime Select
- Prime Standard
- Standard
- TriCare for Life
- TRICARE Reserve Select
- TRICARE Retired Reserve
- United Healthcare
- Basic Plan
- Secure Horizon Medicare
- United Healthcare Community Plan
- Veterans Choice Program
