Ben Weiss February 7, 2024 Billing, Insurance Billing, Medicaid, The Treatment Community Medicaid Billing for Addiction Treatment in Arizona Ben Weiss February 7, 2024 Billing, Insurance Billing, Medicaid, The Treatment Community Medicaid in Arizona is called the Arizona Health Care Cost Containment System, or AHCCCS, for short. The vast majority of services delivered through AHCCCS are delivered by managed care health plans, rather than fee-for-service providers.