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 3 tracked payer policy changes from Medicare/CMS, Kansas Medicaid (KanCare), and 1 other payer. 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.
CMS finalized major reforms to the No Surprises Act's Federal Independent Dispute Resolution process to make out-of-network payment disputes more efficient and reduce administrative costs. Additionally, Medicare GLP-1 Bridge educational materials were released for the July 1, 2026 program start, and several other updates affecting various specialties.
Kansas Medicaid (KMAP) has updated reimbursement rates for Opioid Use Disorder treatment codes effective January 1, 2026. The bulletin provides specific payment amounts for 17 different HCPCS codes used for OUD services, with rates ranging from $16.50 to $1,979.58.
Already effective July 1, 2025, Louisiana Blue accepts only the CAQH application for professional credentialing and recredentialing, and the Louisiana Standardized Credentialing Application was accepted for participating providers until June 30. Added codes in the Diagnostic and Therapeutic Services and Outpatient Procedure Services code ranges have effective dates of January 1, 2025 and April 1, 2025, including 15013, 15014, 38226 and 38227. For infusion therapy, the prior authorization must include all codes billed, including administration codes, or penalties will be applied to the claim.
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