Medicare

Medicare Part B, and Specific Medicare Advantage Plans

Medicaid

Some specific Medicaid plans including AHCCCS and Mercy Care

Blue Cross Blue Shield

Most PPO plans from Blue Cross Blue Shield of AZ

Aetna

Most PPO plans

United Healthcare

Medicaid MCO plans

Cigna

Most PPO, EPO, HMO and POS plans

Bright HealthCare

Most plans including Medicare Advantage from Bright HealthCare