G0535 Patient navigational services, provided directly or by referral; including helping the patient to navigate health systems and identify care providers and supportive services, to build patient self-advocacy and communication skills with care providers, and to promote patient-driven action plans and goals; each additional 30 minutes of services (provision of the services by a medicare-enrolled opioid treatment program); (list separately in addition to each primary code)
Patient navigational services, provided directly or by referral; including helping the patient to navigate health systems and identify care providers and supportive services, to build patient self-advocacy and communication skills with care providers, and to promote patient-driven action plans and goals; each additional 30 minutes of services (provision of the services by a medicare-enrolled opioid treatment program); (list separately in addition to each primary code)
Part
HCPCS Level II
G
Procedures and Professional Services (Temporary)
G0
G0008–G0918
Source
CMS — ICD-10-PCS FY2026, HCPCS Level II october 2026, Procedure Codes 2026.