G2077 – Periodic assessment; assessing periodically by an otp practitioner and includes a review of moud dosing, treatment response, other substance use disorder treatment needs, responses and patient-identified goals, and other relevant physical, nutrition and psychiatric treatment needs and goals; may be informed by administration of a standardized, evidence-based assessment, or the need and interest for harm reduction interventions and recovery support services (provision of the services by a medicare-enrolled opioid treatment program); list separately in addition to each primary code

HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)

Active code Carrier judgment

HCPCS codeG2077
Long description
Periodic assessment; assessing periodically by an otp practitioner and includes a review of moud dosing, treatment response, other substance use disorder treatment needs, responses and patient-identified goals, and other relevant physical, nutrition and psychiatric treatment needs and goals; may be informed by administration of a standardized, evidence-based assessment, or the need and interest for harm reduction interventions and recovery support services (provision of the services by a medicare-enrolled opioid treatment program); list separately in addition to each primary code
Short description
Periodic assessment
Pricing indicator
13 Priced by the Medicare contractor (carrier)
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
M5D Specialist - other
Added
January 1, 2020
Last change
January 1, 2026 – No change

Frequently asked questions

What is HCPCS code G2077?

G2077 is a HCPCS Level II code for periodic assessment; assessing periodically by an otp practitioner and includes a review of moud dosing, treatment response, other substance use disorder treatment needs, responses and patient-identified goals, and other relevant physical, nutrition and psychiatric treatment needs and goals; may be informed by administration of a standardized, evidence-based assessment, or the need and interest for harm reduction interventions and recovery support services (provision of the services by a medicare-enrolled opioid treatment program); list separately in addition to each primary code.

Does Medicare cover G2077?

The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby G codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.