G0533 Insurance Policy Changes

HCPCS G0533 is officially defined as "Medication assisted treatment, buprenorphine (injectable) administered on a weekly basis; weekly bundle including dispensing and/or administration, substance use counseling, individual and group therapy, and toxicology testing if performed (provision of the services by a medicare-enrolled opioid treatment program)." HCPCS G0533 is referenced in 2 tracked payer policy changes from Medicare/CMS and Kansas Medicaid (KanCare). For billers and coders, staying current on payer-specific coverage criteria, reimbursement rules, and prior-authorization requirements for HCPCS G0533 is critical to clean claim submission. Each entry below links to the full policy analysis with effective dates and action steps.