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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• G9880

  The mdpp beneficiary achieved at least 5% weight loss (wl) from his/her baseline weight in months 1-12 of the mdpp services period under the mdpp expanded model (em). this is a one-time payment available when a beneficiary first achieves at least 5% weight loss from baseline as measured by an in-person weight measurement at a core session or core maintenance session

• G9881

  The mdpp beneficiary achieved at least 9% weight loss (wl) from his/her baseline weight in months 1-24 under the mdpp expanded model (em). this is a one-time payment available when a beneficiary first achieves at least 9% weight loss from baseline as measured by an in-person weight measurement at a core session, core maintenance session, or ongoing maintenance session

• G9882

  Two medicare diabetes prevention program (mdpp) ongoing maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 13-15 under the mdpp expanded model (em). an ongoing maintenance session is an mdpp service that: (1) is furnished by an mdpp supplier during months 13 through 24 of the mdpp services period; (2) is approximately 1 hour in length; and (3) adheres to a cdc-approved dpp curriculum for maintenance sessions. the beneficiary maintained at least 5% weight loss (wl) from his/her baseline weight, as measured by at least one in-person weight measurement at an ongoing maintenance session in months 13-15

• G9883

  Two medicare diabetes prevention program (mdpp) ongoing maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 16-18 under the mdpp expanded model (em). an ongoing maintenance session is an mdpp service that: (1) is furnished by an mdpp supplier during months 13 through 24 of the mdpp services period; (2) is approximately 1 hour in length; and (3) adheres to a cdc-approved dpp curriculum for maintenance sessions. the beneficiary maintained at least 5% weight loss (wl) from his/her baseline weight, as measured by at least one in-person weight measurement at an ongoing maintenance session in months 16-18

• G9884

  Two medicare diabetes prevention program (mdpp) ongoing maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 19-21 under the mdpp expanded model (em). an ongoing maintenance session is an mdpp service that: (1) is furnished by an mdpp supplier during months 13 through 24 of the mdpp services period; (2) is approximately 1 hour in length; and (3) adheres to a cdc-approved dpp curriculum for maintenance sessions. the beneficiary maintained at least 5% weight loss (wl) from his/her baseline weight, as measured by at least one in-person weight measurement at an ongoing maintenance session in months 19-21

• G9885

  Two medicare diabetes prevention program (mdpp) ongoing maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 22-24 under the mdpp expanded model (em). an ongoing maintenance session is an mdpp service that: (1) is furnished by an mdpp supplier during months 13 through 24 of the mdpp services period; (2) is approximately 1 hour in length; and (3) adheres to a cdc-approved dpp curriculum for maintenance sessions. the beneficiary maintained at least 5% weight loss (wl) from his/her baseline weight, as measured by at least one in-person weight measurement at an ongoing maintenance session in months 22-24

• G9886

  Behavioral counseling for diabetes prevention, in-person, group, 60 minutes

• G9887

  Behavioral counseling for diabetes prevention, distance learning, 60 minutes

• G9888

  Maintenance 5% wl from baseline weight in months 7-12

• G9890

  Bridge payment: a one-time payment for the first medicare diabetes prevention program (mdpp) core session, core maintenance session, or ongoing maintenance session furnished by an mdpp supplier to an mdpp beneficiary during months 1-24 of the mdpp expanded model (em) who has previously received mdpp services from a different mdpp supplier under the mdpp expanded model. a supplier may only receive one bridge payment per mdpp beneficiary

• G9891

  Mdpp session reported as a line-item on a claim for a payable mdpp expanded model (em) hcpcs code for a session furnished by the billing supplier under the mdpp expanded model and counting toward achievement of the attendance performance goal for the payable mdpp expanded model hcpcs code (this code is for reporting purposes only)

• G9892

  Documentation of patient reason(s) for not performing a dilated macular examination

• G9893

  Dilated macular exam was not performed, reason not otherwise specified

• G9894

  Androgen deprivation therapy prescribed/administered in combination with external beam radiotherapy to the prostate

• G9895

  Documentation of medical reason(s) for not prescribing/administering androgen deprivation therapy in combination with external beam radiotherapy to the prostate (e.g., salvage therapy)

• G9896

  Documentation of patient reason(s) for not prescribing/administering androgen deprivation therapy in combination with external beam radiotherapy to the prostate

• G9897

  Patients who were not prescribed/administered androgen deprivation therapy in combination with external beam radiotherapy to the prostate, reason not given

• G9898

  Patients 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

• G9899

  Screening, diagnostic, film, digital or digital breast tomosynthesis (3d) mammography results documented and reviewed

• G9900

  Screening, diagnostic, film, digital or digital breast tomosynthesis (3d) mammography results were not documented and reviewed, reason not otherwise specified

• G9901

  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

• G9902

  Patient screened for tobacco use and identified as a tobacco user

• G9903

  Patient screened for tobacco use and identified as a tobacco non-user

• G9904

  Documentation of medical reason(s) for not screening for tobacco use (e.g., limited life expectancy, other medical reason)

• G9905

  Patient not screened for tobacco use

• G9906

  Patient identified as a tobacco user received tobacco cessation intervention during the measurement period or in the six months prior to the measurement period (counseling and/or pharmacotherapy)

• G9907

  Documentation of medical reason(s) for not providing tobacco cessation intervention on the date of the encounter or within the previous 12 months (e.g., limited life expectancy, other medical reason)

• G9908

  Patient identified as tobacco user did not receive tobacco cessation intervention during the measurement period or in the six months prior to the measurement period (counseling and/or pharmacotherapy)

• G9909

  Documentation of medical reason(s) for not providing tobacco cessation intervention on the date of the encounter or within the previous 12 months if identified as a tobacco user (e.g., limited life expectancy, other medical reason)

• G9910

  Patients 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

• G9911

  Clinically node negative (t1n0m0 or t2n0m0) invasive breast cancer before or after neoadjuvant systemic therapy

• G9912

  Hepatitis b virus (hbv) status assessed and results interpreted prior to initiating anti-tnf (tumor necrosis factor) therapy

• G9913

  Hepatitis b virus (hbv) status not assessed and results interpreted prior to initiating anti-tnf (tumor necrosis factor) therapy, reason not otherwise specified

• G9914

  Patient initiated an anti-tnf agent

• G9915

  No record of hbv results documented

• G9916

  Functional status performed once in the last 12 months

• G9917

  Documentation of advanced stage dementia and caregiver knowledge is limited

• G9918

  Functional status not performed, reason not otherwise specified

• G9919

  Screening performed and positive and provision of recommendations

• G9920

  Screening performed and negative

• G9921

  No screening performed, partial screening performed or positive screen without recommendations and reason is not given or otherwise specified

• G9922

  Safety concerns screen provided and if positive then documented mitigation recommendations

• G9923

  Safety concerns screen provided and negative

• G9924

  Documentation of medical reason(s) for not providing safety concerns screen or for not providing recommendations, orders or referrals for positive screen (e.g., patient in palliative care, other medical reason)

• G9925

  Safety concerns screening not provided, reason not otherwise specified

• G9926

  Safety concerns screening positive screen is without provision of mitigation recommendations, including but not limited to referral to other resources

• G9927

  Documentation of system reason(s) for not prescribing an fda-approved anticoagulation due to patient being currently enrolled in a clinical trial related to af/atrial flutter treatment

• G9928

  Fda-approved anticoagulant not prescribed, reason not given

• G9929

  Patient with transient or reversible cause of af (e.g., pneumonia, hyperthyroidism, pregnancy, cardiac surgery)

• G9930

  Patients who are receiving comfort care only

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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 7/26/2026

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