G-code: Procedures and professional services (temporary) Procedures and professional services (temporary)
2,011 codes
Billing context
G-codes are temporary codes for professional services and procedures that would otherwise be coded in CPT.
| Code | Long descriptor | Payment limit (Q4 2026) | Added | Status |
|---|---|---|---|---|
| G9879 | Two medicare diabetes prevention program (mdpp) core maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 10-12 under the mdpp expanded model (em). a core maintenance session is an mdpp service that: (1) is furnished by an mdpp supplier during months 7 through 12 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 achieved at least 5% weight loss (wl) from his/her baseline weight, as measured by at least one in-person weight measurement at a core maintenance session in months 10-12 | — | Apr 1, 2018 | Active |
| 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 | — | Apr 1, 2018 | Active |
| 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 | — | Apr 1, 2018 | Active |
| 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 | — | Apr 1, 2018 | Active |
| 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 | — | Apr 1, 2018 | Active |
| 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 | — | Apr 1, 2018 | Active |
| 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 | — | Apr 1, 2018 | Active |
| G9886 | Behavioral counseling for diabetes prevention, in-person, group, 60 minutes | — | Jan 1, 2024 | Active |
| G9887 | Behavioral counseling for diabetes prevention, distance learning, 60 minutes | — | Jan 1, 2024 | Active |
| G9888 | Maintenance 5% wl from baseline weight in months 7-12 | — | Jan 1, 2024 | Active |
| 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 | — | Apr 1, 2018 | Active |
| 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) | — | Apr 1, 2018 | Active |
| G9892 | Documentation of patient reason(s) for not performing a dilated macular examination | — | Jan 1, 2018 | Ended Dec 31, 2024 |
| G9893 | Dilated macular exam was not performed, reason not otherwise specified | — | Jan 1, 2018 | Ended Dec 31, 2024 |
| G9894 | Androgen deprivation therapy prescribed/administered in combination with external beam radiotherapy to the prostate | — | Jan 1, 2018 | Active |
| 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) | — | Jan 1, 2018 | Active |
| G9896 | Documentation of patient reason(s) for not prescribing/administering androgen deprivation therapy in combination with external beam radiotherapy to the prostate | — | Jan 1, 2018 | Active |
| G9897 | Patients who were not prescribed/administered androgen deprivation therapy in combination with external beam radiotherapy to the prostate, reason not given | — | Jan 1, 2018 | Active |
| 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 | — | Jan 1, 2018 | Active |
| G9899 | Screening, diagnostic, film, digital or digital breast tomosynthesis (3d) mammography results documented and reviewed | — | Jan 1, 2018 | Active |
| G9900 | Screening, diagnostic, film, digital or digital breast tomosynthesis (3d) mammography results were not documented and reviewed, reason not otherwise specified | — | Jan 1, 2018 | Active |
| 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 | — | Jan 1, 2018 | Active |
| G9902 | Patient screened for tobacco use and identified as a tobacco user | — | Jan 1, 2018 | Active |
| G9903 | Patient screened for tobacco use and identified as a tobacco non-user | — | Jan 1, 2018 | Active |
| G9904 | Documentation of medical reason(s) for not screening for tobacco use (e.g., limited life expectancy, other medical reason) | — | Jan 1, 2018 | Ended Dec 31, 2022 |
| G9905 | Patient not screened for tobacco use | — | Jan 1, 2018 | Active |
| 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) | — | Jan 1, 2018 | Active |
| 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) | — | Jan 1, 2018 | Ended Dec 31, 2022 |
| 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) | — | Jan 1, 2018 | Active |
| 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) | — | Jan 1, 2018 | Ended Dec 31, 2022 |
| 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 | — | Jan 1, 2018 | Active |
| G9911 | Clinically node negative (t1n0m0 or t2n0m0) invasive breast cancer before or after neoadjuvant systemic therapy | — | Jan 1, 2018 | Active |
| G9912 | Hepatitis b virus (hbv) status assessed and results interpreted prior to initiating anti-tnf (tumor necrosis factor) therapy | — | Jan 1, 2018 | Active |
| G9913 | Hepatitis b virus (hbv) status not assessed and results interpreted prior to initiating anti-tnf (tumor necrosis factor) therapy, reason not otherwise specified | — | Jan 1, 2018 | Active |
| G9914 | Patient initiated an anti-tnf agent | — | Jan 1, 2018 | Active |
| G9915 | No record of hbv results documented | — | Jan 1, 2018 | Active |
| G9916 | Functional status performed once in the last 12 months | — | Jan 1, 2018 | Active |
| G9917 | Documentation of advanced stage dementia and caregiver knowledge is limited | — | Jan 1, 2018 | Active |
| G9918 | Functional status not performed, reason not otherwise specified | — | Jan 1, 2018 | Active |
| G9919 | Screening performed and positive and provision of recommendations | — | Jan 1, 2018 | Active |
| G9920 | Screening performed and negative | — | Jan 1, 2018 | Active |
| G9921 | No screening performed, partial screening performed or positive screen without recommendations and reason is not given or otherwise specified | — | Jan 1, 2018 | Ended Dec 31, 2024 |
| G9922 | Safety concerns screen provided and if positive then documented mitigation recommendations | — | Jan 1, 2018 | Active |
| G9923 | Safety concerns screen provided and negative | — | Jan 1, 2018 | Active |
| 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) | — | Jan 1, 2018 | Ended Dec 31, 2020 |
| G9925 | Safety concerns screening not provided, reason not otherwise specified | — | Jan 1, 2018 | Active |
| G9926 | Safety concerns screening positive screen is without provision of mitigation recommendations, including but not limited to referral to other resources | — | Jan 1, 2018 | Active |
| 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 | — | Jan 1, 2018 | Ended Dec 31, 2023 |
| G9928 | Fda-approved anticoagulant not prescribed, reason not given | — | Jan 1, 2018 | Active |
| G9929 | Patient with transient or reversible cause of af (e.g., pneumonia, hyperthyroidism, pregnancy, cardiac surgery) | — | Jan 1, 2018 | Active |
| G9930 | Patients who are receiving comfort care only | — | Jan 1, 2018 | Active |
| G9931 | Documentation of cha2ds2-vasc risk score of 0 or 1 for men; or 0, 1, or 2 for women | — | Jan 1, 2018 | Active |
| G9932 | Documentation of patient reason(s) for not having records of negative or managed positive tb screen (e.g., patient does not return for mantoux (ppd) skin test evaluation) | — | Jan 1, 2018 | Ended Dec 31, 2022 |
| G9933 | Adenoma(s) or colorectal cancer detected during screening colonoscopy | — | Jan 1, 2018 | Ended Dec 31, 2020 |
| G9934 | Documentation that neoplasm detected is only diagnosed as traditional serrated adenoma, sessile serrated polyp, or sessile serrated adenoma | — | Jan 1, 2018 | Ended Dec 31, 2020 |
| G9935 | Adenoma(s) or colorectal cancer not detected during screening colonoscopy | — | Jan 1, 2018 | Ended Dec 31, 2020 |
| G9936 | Surveillance colonoscopy - personal history of colonic polyps, colon cancer, or other malignant neoplasm of rectum, rectosigmoid junction, and anus | — | Jan 1, 2018 | Ended Dec 31, 2020 |
| G9937 | Diagnostic colonoscopy | — | Jan 1, 2018 | Ended Dec 31, 2020 |
| G9938 | Patients aged 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 six months prior to the measurement period through december 31 of the measurement period | — | Jan 1, 2018 | Active |
| G9939 | Pathologists/dermatopathologists is the same clinician who performed the biopsy | — | Jan 1, 2018 | Active |
| G9940 | Documentation of medical reason(s) for not on a statin (e.g., pregnancy, in vitro fertilization, clomiphene rx, esrd, cirrhosis, muscular pain and disease during the measurement period or prior year) | — | Jan 1, 2018 | Active |
| G9941 | Back pain was measured by the visual analog scale (vas) within three months preoperatively and at three months (6 - 20 weeks) postoperatively | — | Jan 1, 2018 | Ended Dec 31, 2019 |
| G9942 | Patient had any additional spine procedures performed on the same date as the lumbar discectomy/laminectomy | — | Jan 1, 2018 | Ended Dec 31, 2022 |
| G9943 | Back pain was not measured by the visual analog scale (vas) or numeric pain scale at three months (6 - 20 weeks) postoperatively | — | Jan 1, 2018 | Active |
| G9944 | Back pain was measured by the visual analog scale (vas) within three months preoperatively and at one year (9 to 15 months) postoperatively | — | Jan 1, 2018 | Ended Dec 31, 2019 |
| G9945 | Patient had cancer, acute fracture or infection related to the lumbar spine or patient had neuromuscular, idiopathic or congenital lumbar scoliosis | — | Jan 1, 2018 | Active |
| G9946 | Back pain was not measured by the visual analog scale (vas) or numeric pain scale at one year (9 to 15 months) postoperatively | — | Jan 1, 2018 | Active |
| G9947 | Leg pain was measured by the visual analog scale (vas) within three months preoperatively and at three months (6 to 20 weeks) postoperatively | — | Jan 1, 2018 | Ended Dec 31, 2019 |
| G9948 | Patient had any additional spine procedures performed on the same date as the lumbar discectomy/laminectomy | — | Jan 1, 2018 | Ended Dec 31, 2022 |
| G9949 | Leg pain was not measured by the visual analog scale (vas) or numeric pain scale at three months (6 - 20 weeks) postoperatively | — | Jan 1, 2018 | Active |
| G9954 | Patient exhibits 2 or more risk factors for post-operative vomiting | — | Jan 1, 2018 | Active |
| G9955 | Cases in which an inhalational anesthetic is used only for induction | — | Jan 1, 2018 | Active |
| G9956 | Patient received combination therapy consisting of at least two prophylactic pharmacologic anti-emetic agents of different classes preoperatively and/or intraoperatively | — | Jan 1, 2018 | Active |
| G9957 | Documentation of medical reason for not receiving combination therapy consisting of at least two prophylactic pharmacologic anti-emetic agents of different classes preoperatively and/or intraoperatively (e.g., intolerance or other medical reason) | — | Jan 1, 2018 | Active |
| G9958 | Patient did not receive combination therapy consisting of at least two prophylactic pharmacologic anti-emetic agents of different classes preoperatively and/or intraoperatively | — | Jan 1, 2018 | Active |
| G9959 | Systemic antimicrobials not prescribed | — | Jan 1, 2018 | Active |
| G9960 | Documentation of medical reason(s) for prescribing systemic antimicrobials | — | Jan 1, 2018 | Active |
| G9961 | Systemic antimicrobials prescribed | — | Jan 1, 2018 | Active |
| G9962 | Embolization endpoints are documented separately for each embolized vessel and ovarian artery angiography or embolization performed in the presence of variant uterine artery anatomy | — | Jan 1, 2018 | Active |
| G9963 | Embolization endpoints are not documented separately for each embolized vessel or ovarian artery angiography or embolization not performed in the presence of variant uterine artery anatomy | — | Jan 1, 2018 | Active |
| G9964 | Patient received at least one well-child visit with a pcp during the performance period | — | Jan 1, 2018 | Active |
| G9965 | Patient did not receive at least one well-child visit with a pcp during the performance period | — | Jan 1, 2018 | Active |
| G9966 | Children who were screened for risk of developmental, behavioral and social delays using a standardized tool with interpretation and report | — | Jan 1, 2018 | Ended Dec 31, 2020 |
| G9967 | Children who were not screened for risk of developmental, behavioral and social delays using a standardized tool with interpretation and report | — | Jan 1, 2018 | Ended Dec 31, 2020 |
| G9968 | Patient was referred to another clinician or specialist during the measurement period | — | Jan 1, 2018 | Active |
| G9969 | Clinician who referred the patient to another clinician received a report from the clinician to whom the patient was referred | — | Jan 1, 2018 | Active |
| G9970 | Clinician who referred the patient to another clinician did not receive a report from the clinician to whom the patient was referred | — | Jan 1, 2018 | Active |
| G9974 | Dilated macular exam performed, including documentation of the presence or absence of macular thickening or geographic atrophy or hemorrhage and the level of macular degeneration severity | — | Jan 1, 2018 | Ended Dec 31, 2024 |
| G9975 | Documentation of medical reason(s) for not performing a dilated macular examination | — | Jan 1, 2018 | Ended Dec 31, 2024 |
| G9978 | Remote in-home visit for the evaluation and management of a new patient for use only in a medicare-approved bundled payments for care improvement advanced (bpci advanced) model episode of care, which requires these 3 key components: a problem focused history; a problem focused examination; and straightforward medical decision making, furnished in real time using interactive audio and video technology. counseling and coordination of care with other physicians, other qualified health care professionals or agencies are provided consistent with the nature of the problem(s) and the needs of the patient or the family or both. usually, the presenting problem(s) are self limited or minor. typically, 10 minutes are spent with the patient or family or both via real time, audio and video intercommunications technology | — | Oct 1, 2018 | Active |
| G9979 | Remote in-home visit for the evaluation and management of a new patient for use only in a medicare-approved bundled payments for care improvement advanced (bpci advanced) model episode of care, which requires these 3 key components: an expanded problem focused history; an expanded problem focused examination; straightforward medical decision making, furnished in real time using interactive audio and video technology. counseling and coordination of care with other physicians, other qualified health care professionals or agencies are provided consistent with the nature of the problem(s) and the needs of the patient or the family or both. usually, the presenting problem(s) are of low to moderate severity. typically, 20 minutes are spent with the patient or family or both via real time, audio and video intercommunications technology | — | Oct 1, 2018 | Active |
| G9980 | Remote in-home visit for the evaluation and management of a new patient for use only in a medicare-approved bundled payments for care improvement advanced (bpci advanced) model episode of care, which requires these 3 key components: a detailed history; a detailed examination; medical decision making of low complexity, furnished in real time using interactive audio and video technology. counseling and coordination of care with other physicians, other qualified health care professionals or agencies are provided consistent with the nature of the problem(s) and the needs of the patient or the family or both. usually, the presenting problem(s) are of moderate severity. typically, 30 minutes are spent with the patient or family or both via real time, audio and video intercommunications technology | — | Oct 1, 2018 | Active |
| G9981 | Remote in-home visit for the evaluation and management of a new patient for use only in a medicare-approved bundled payments for care improvement advanced (bpci advanced) model episode of care, which requires these 3 key components: a comprehensive history; a comprehensive examination; medical decision making of moderate complexity, furnished in real time using interactive audio and video technology. counseling and coordination of care with other physicians, other qualified health care professionals or agencies are provided consistent with the nature of the problem(s) and the needs of the patient or the family or both. usually, the presenting problem(s) are of moderate to high severity. typically, 45 minutes are spent with the patient or family or both via real time, audio and video intercommunications technology | — | Oct 1, 2018 | Active |
| G9982 | Remote in-home visit for the evaluation and management of a new patient for use only in a medicare-approved bundled payments for care improvement advanced (bpci advanced) model episode of care, which requires these 3 key components: a comprehensive history; a comprehensive examination; medical decision making of high complexity, furnished in real time using interactive audio and video technology. counseling and coordination of care with other physicians, other qualified health care professionals or agencies are provided consistent with the nature of the problem(s) and the needs of the patient or the family or both. usually, the presenting problem(s) are of moderate to high severity. typically, 60 minutes are spent with the patient or family or both via real time, audio and video intercommunications technology | — | Oct 1, 2018 | Active |
| G9983 | Remote in-home visit for the evaluation and management of an established patient for use only in a medicare-approved bundled payments for care improvement advanced (bpci advanced) model episode of care, which requires at least 2 of the following 3 key components: a problem focused history; a problem focused examination; straightforward medical decision making, furnished in real time using interactive audio and video technology. counseling and coordination of care with other physicians, other qualified health care professionals or agencies are provided consistent with the nature of the problem(s) and the needs of the patient or the family or both. usually, the presenting problem(s) are self limited or minor. typically, 10 minutes are spent with the patient or family or both via real time, audio and video intercommunications technology | — | Oct 1, 2018 | Active |
| G9984 | Remote in-home visit for the evaluation and management of an established patient for use only in a medicare-approved bundled payments for care improvement advanced (bpci advanced) model episode of care, which requires at least 2 of the following 3 key components: an expanded problem focused history; an expanded problem focused examination; medical decision making of low complexity, furnished in real time using interactive audio and video technology. counseling and coordination of care with other physicians, other qualified health care professionals or agencies are provided consistent with the nature of the problem(s) and the needs of the patient or the family or both. usually, the presenting problem(s) are of low to moderate severity. typically, 15 minutes are spent with the patient or family or both via real time, audio and video intercommunications technology | — | Oct 1, 2018 | Active |
| G9985 | Remote in-home visit for the evaluation and management of an established patient for use only in a medicare-approved bundled payments for care improvement advanced (bpci advanced) model episode of care, which requires at least 2 of the following 3 key components: a detailed history; a detailed examination; medical decision making of moderate complexity, furnished in real time using interactive audio and video technology. counseling and coordination of care with other physicians, other qualified health care professionals or agencies are provided consistent with the nature of the problem(s) and the needs of the patient or the family or both. usually, the presenting problem(s) are of moderate to high severity. typically, 25 minutes are spent with the patient or family or both via real time, audio and video intercommunications technology | — | Oct 1, 2018 | Active |
| G9986 | Remote in-home visit for the evaluation and management of an established patient for use only in a medicare-approved bundled payments for care improvement advanced (bpci advanced) model episode of care, which requires at least 2 of the following 3 key components: a comprehensive history; a comprehensive examination; medical decision making of high complexity, furnished in real time using interactive audio and video technology. counseling and coordination of care with other physicians, other qualified health care professionals or agencies are provided consistent with the nature of the problem(s) and the needs of the patient or the family or both. usually, the presenting problem(s) are of moderate to high severity. typically, 40 minutes are spent with the patient or family or both via real time, audio and video intercommunications technology | — | Oct 1, 2018 | Active |
| G9987 | Bundled payments for care improvement advanced (bpci advanced) model home visit for patient assessment performed by clinical staff for an individual not considered homebound, including, but not necessarily limited to patient assessment of clinical status, safety/fall prevention, functional status/ambulation, medication reconciliation/management, compliance with orders/plan of care, performance of activities of daily living, and ensuring beneficiary connections to community and other services; for use only for a bpci advanced model episode of care; may not be billed for a 30-day period covered by a transitional care management code | — | Oct 1, 2018 | Active |
| G9988 | Palliative care services provided to patient any time during the measurement period | — | Jan 1, 2022 | Active |