HCPCS G-Codes
Procedures/Professional Services (Temporary Codes)

Temporary G codes are assigned to services and procedures that are under review before being included in the CPT coding system. Payment for these services is under the jurisdiction of the local carriers.


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  • G2024

    Specimen collection for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (coronavirus disease [covid-19]) from an individual in a snf or by a laboratory on behalf of a hha, any specimen source
  • G2025

    Payment for a telehealth distant site service furnished by a rural health clinic (rhc) or federally qualified health center (fqhc) only
  • G2058

    Chronic care management services, each additional 20 minutes of clinical staff time directed by a physician or other qualified health care professional, per calendar month (list separately in addition to code for primary procedure). (do not report g2058 for care management services of less than 20 minutes additional to the first 20 minutes of chronic care management services during a calendar month). (use g2058 in conjunction with 99490). (do not report 99490, g2058 in the same calendar month as 99487, 99489, 99491)).
  • G2061

    Qualified nonphysician healthcare professional online assessment and management service, for an established patient, for up to seven days, cumulative time during the 7 days; 5-10 minutes
  • G2062

    Qualified nonphysician healthcare professional online assessment and management service, for an established patient, for up to seven days, cumulative time during the 7 days; 11-20 minutes
  • G2063

    Qualified nonphysician healthcare professional online assessment and management service, for an established patient, for up to seven days, cumulative time during the 7 days; 21 or more minutes
  • G2064

    Comprehensive care management services for a single high-risk disease, e.g., principal care management, at least 30 minutes of physician or other qualified health care professional time per calendar month with the following elements: one complex chronic condition lasting at least 3 months, which is the focus of the care plan, the condition is of sufficient severity to place patient at risk of hospitalization or have been the cause of a recent hospitalization, the condition requires development or revision of disease-specific care plan, the condition requires frequent adjustments in the medication regimen, and/or the management of the condition is unusually complex due to comorbidities
  • G2065

    Comprehensive care management for a single high-risk disease services, e.g. principal care management, at least 30 minutes of clinical staff time directed by a physician or other qualified health care professional, per calendar month with the following elements: one complex chronic condition lasting at least 3 months, which is the focus of the care plan, the condition is of sufficient severity to place patient at risk of hospitalization or have been cause of a recent hospitalization, the condition requires development or revision of disease-specific care plan, the condition requires frequent adjustments in the medication regimen, and/or the management of the condition is unusually complex due to comorbidities
  • G2066

    Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and technician review, technical support and distribution of results
  • G2067

    Medication assisted treatment, methadone; 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)
  • G2068

    Medication assisted treatment, buprenorphine (oral); 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)
  • G2069

    Medication assisted treatment, buprenorphine (injectable) administered on a monthly basis; 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)
  • G2070

    Medication assisted treatment, buprenorphine (implant insertion); 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)
  • G2071

    Medication assisted treatment, buprenorphine (implant removal); 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)
  • G2072

    Medication assisted treatment, buprenorphine (implant insertion and removal); 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)
  • G2073

    Medication assisted treatment, naltrexone; 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)
  • G2074

    Medication assisted treatment, weekly bundle not including the drug, including substance use counseling, individual and group therapy, and toxicology testing if performed (provision of the services by a medicare-enrolled opioid treatment program)
  • G2075

    Medication assisted treatment, medication not otherwise specified; 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)
  • G2076

    Intake activities, including initial medical examination that is conducted by an appropriately licensed practitioner and preparation of a care plan, which may be informed by administration of a standardized, evidence-based assessment, and that includes the patient's goals and mutually agreed-upon actions for the patient to meet those goals, including harm reduction interventions; the patient's needs and goals in the areas of education, vocational training, and employment; and the medical and psychiatric, psychosocial, economic, legal, housing, physical activity and/or nutrition needs and other recovery support services that a patient needs and wishes to pursue, conducted by an appropriately licensed/credentialed personnel (provision of the services by a medicare-enrolled opioid treatment program); list separately in addition to each primary code
  • 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
  • G2078

    Take-home supply of methadone; up to 7 additional day supply (provision of the services by a medicare-enrolled opioid treatment program); list separately in addition to code for primary procedure
  • G2079

    Take-home supply of buprenorphine (oral); up to 7 additional day supply (provision of the services by a medicare-enrolled opioid treatment program); list separately in addition to code for primary procedure
  • G2080

    Each additional 30 minutes of counseling in a week of medication assisted treatment, (provision of the services by a medicare-enrolled opioid treatment program); list separately in addition to code for primary procedure
  • G2081

    Patients age 66 and older in institutional special needs plans (snp) or residing in long-term care with a pos code 32, 33, 34, 54 or 56 for more than 90 consecutive days during the measurement period
  • G2082

    Office or other outpatient visit for the evaluation and management of an established patient that requires the supervision of a physician or other qualified health care professional and provision of up to 56 mg of esketamine nasal self-administration, includes 2 hours post-administration observation
  • G2083

    Office or other outpatient visit for the evaluation and management of an established patient that requires the supervision of a physician or other qualified health care professional and provision of greater than 56 mg esketamine nasal self-administration, includes 2 hours post-administration observation
  • G2086

    Office-based treatment for opioid use disorder, including development of the treatment plan, care coordination, individual therapy and group therapy and counseling; at least 70 minutes in the first calendar month
  • G2087

    Office-based treatment for opioid use disorder, including care coordination, individual therapy and group therapy and counseling; at least 60 minutes in a subsequent calendar month
  • G2088

    Office-based treatment for opioid use disorder, including care coordination, individual therapy and group therapy and counseling; each additional 30 minutes beyond the first 120 minutes (list separately in addition to code for primary procedure)
  • G2089

    Most recent hemoglobin a1c (hba1c) level 7.0 to 9.0%
  • G2090

    Patients 66 years of age and older with at least one claim/encounter for frailty during the measurement period and a dispensed medication for dementia during the measurement period or the year prior to the measurement period
  • G2091

    Patients 66 years of age and older with at least one claim/encounter for frailty during the measurement period and an advanced illness diagnosis during the measurement period or the year prior to the measurement period
  • G2092

    Angiotensin converting enzyme (ace) inhibitor or angiotensin receptor blocker (arb) or angiotensin receptor-neprilysin inhibitor (arni) therapy prescribed or currently being taken
  • G2093

    Documentation of medical reason(s) for not prescribing ace inhibitor or arb or arni therapy (e.g., hypotensive patients who are at immediate risk of cardiogenic shock, hospitalized patients who have experienced marked azotemia, allergy, intolerance, other medical reasons)
  • G2094

    Documentation of patient reason(s) for not prescribing ace inhibitor or arb or arni therapy (e.g., patient declined, other patient reasons)
  • G2095

    Documentation of system reason(s) for not prescribing ace inhibitor or arb or arni therapy (e.g., other system reasons)
  • G2096

    Angiotensin converting enzyme (ace) inhibitor or angiotensin receptor blocker (arb) or angiotensin receptor-neprilysin inhibitor (arni) therapy was not prescribed, reason not given
  • G2097

    Episodes where the patient had a competing diagnosis on or within three days after the episode date (e.g., intestinal infection, pertussis, bacterial infection, lyme disease, otitis media, acute sinusitis, chronic sinusitis, infection of the adenoids, prostatitis, cellulitis, mastoiditis, or bone infections, acute lymphadenitis, impetigo, skin staph infections, pneumonia/gonococcal infections, venereal disease (syphilis, chlamydia, inflammatory diseases [female reproductive organs]), infections of the kidney, cystitis or uti)
  • G2098

    Patients 66 years of age and older with at least one claim/encounter for frailty during the measurement period and a dispensed medication for dementia during the measurement period or the year prior to the measurement period
  • G2099

    Patients 66 years of age and older with at least one claim/encounter for frailty during the measurement period and an advanced illness diagnosis during the measurement period or the year prior to the measurement period
  • G2100

    Patients 66 years of age and older with at least one claim/encounter for frailty during the measurement period and a dispensed medication for dementia during the measurement period or the year prior to the measurement period
  • G2101

    Patients 66 years of age and older with at least one claim/encounter for frailty during the measurement period and an advanced illness diagnosis during the measurement period or the year prior to the measurement period
  • G2102

    Dilated retinal eye exam with interpretation by an ophthalmologist or optometrist documented and reviewed
  • G2103

    Seven standard field stereoscopic photos with interpretation by an ophthalmologist or optometrist documented and reviewed
  • G2104

    Eye imaging validated to match diagnosis from seven standard field stereoscopic photos results documented and reviewed
  • G2105

    Patient age 66 or older in institutional special needs plans (snp) or residing in long-term care with pos code 32, 33, 34, 54 or 56 for more than 90 consecutive days during the measurement period
  • G2106

    Patients 66 years of age and older with at least one claim/encounter for frailty during the measurement period and a dispensed medication for dementia during the measurement period or the year prior to the measurement period
  • G2107

    Patients 66 years of age and older with at least one claim/encounter for frailty during the measurement period and an advanced illness diagnosis during the measurement period or the year prior to the measurement period
  • G2108

    Patient age 66 or older in institutional special needs plans (snp) or residing in long-term care with pos code 32, 33, 34, 54 or 56 for more than 90 consecutive days during the measurement period
  • G2109

    Patients 66 years of age and older with at least one claim/encounter for frailty during the measurement period and a dispensed medication for dementia during the measurement period or the year prior to the measurement period

HCPCS Level II codes and descriptors are approved and maintained jointly by the alpha-numeric editorial panel (consisting of CMS, the Health Insurance Association of America, and the Blue Cross and Blue Shield Association). — Updated 6/3/2026

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