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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• G9322

  Count of previous ct and cardiac nuclear medicine (myocardial perfusion or infarct avid imaging) studies not documented in the 12-month period prior to the current study, reason not given

• G9323

  Documentation of medical reason(s) for not counting previous ct and cardiac nuclear medicine (myocardial perfusion) studies (eg, ct studies performed for radiation treatment planning or image-guided radiation treatment delivery)

• G9324

  All necessary data elements not included, reason not given

• G9325

  Ct studies not reported to a radiation dose index registry due to medical reasons (eg, ct studies performed for radiation treatment planning or image-guided radiation treatment delivery)

• G9326

  Ct studies performed not reported to a radiation dose index registry that is capable of collecting at a minimum all necessary data elements, reason not given

• G9327

  Ct studies performed reported to a radiation dose index registry that is capable of collecting at a minimum all necessary data elements

• G9328

  Dicom format image data availability not documented in final report due to medical reasons (eg, ct studies performed for radiation treatment planning or image-guided radiation treatment delivery)

• G9329

  Dicom format image data available to non-affiliated external healthcare facilities or entities on a secure, media free, reciprocally searchable basis with patient authorization for at least a 12-month period after the study not documented in final report, reason not given

• G9340

  Final report documented that dicom format image data available to non-affiliated external healthcare facilities or entities on a secure, media free, reciprocally searchable basis with patient authorization for at least a 12-month period after the study

• G9341

  Search conducted for prior patient ct studies completed at non-affiliated external healthcare facilities or entities within the past 12-months and are available through a secure, authorized, media-free, shared archive prior to an imaging study being performed

• G9342

  Search not conducted prior to an imaging study being performed for prior patient ct studies completed at non-affiliated external healthcare facilities or entities within the past 12-months and are available through a secure, authorized, media-free, shared archive, reason not given

• G9343

  Due to medical reasons, search not conducted for dicom format images for prior patient ct imaging studies completed at non-affiliated external healthcare facilities or entities within the past 12 months that are available through a secure, authorized, media-free, shared archive (e.g., ct studies performed for radiation treatment planning or image-guided radiation treatment delivery)

• G9344

  Due to system reasons search not conducted for dicom format images for prior patient ct imaging studies completed at non-affiliated external healthcare facilities or entities within the past 12 months that are available through a secure, authorized, media-free, shared archive (e.g., non-affiliated external healthcare facilities or entities does not have archival abilities through a shared archival system)

• G9345

  Follow-up recommendations documented according to recommended guidelines for incidentally detected pulmonary nodules (e.g., follow-up ct imaging studies needed or that no follow-up is needed) based at a minimum on nodule size and patient risk factors

• G9346

  Follow-up recommendations not documented according to recommended guidelines for incidentally detected pulmonary nodules due to medical reasons (e.g., patients with known malignant disease, patients with unexplained fever, ct studies performed for radiation treatment planning or image-guided radiation treatment delivery)

• G9347

  Follow-up recommendations not documented according to recommended guidelines for incidentally detected pulmonary nodules, reason not given

• G9348

  Ct scan of the paranasal sinuses ordered at the time of diagnosis for documented reasons

• G9349

  Ct scan of the paranasal sinuses ordered at the time of diagnosis or received within 28 days after date of diagnosis

• G9350

  Ct scan of the paranasal sinuses not ordered at the time of diagnosis or received within 28 days after date of diagnosis

• G9351

  More than one ct scan of the paranasal sinuses ordered or received within 90 days after diagnosis

• G9352

  More than one ct scan of the paranasal sinuses ordered or received within 90 days after the date of diagnosis, reason not given

• G9353

  More than one ct scan of the paranasal sinuses ordered or received within 90 days after the date of diagnosis for documented reasons (eg, patients with complications, second ct obtained prior to surgery, other medical reasons)

• G9354

  One ct scan or no ct scan of the paranasal sinuses ordered within 90 days after the date of diagnosis

• G9355

  Elective delivery (without medical indication) by cesarean birth or induction of labor not performed (<39 weeks of gestation)

• G9356

  Elective delivery (without medical indication) by cesarean birth or induction of labor performed (<39 weeks of gestation)

• G9357

  Post-partum screenings, evaluations and education performed

• G9358

  Post-partum screenings, evaluations and education not performed

• G9359

  Documentation of negative or managed positive tb screen with further evidence that tb is not active prior to treatment with a biologic immune response modifier

• G9360

  No documentation of negative or managed positive tb screen

• G9361

  Medical indication for delivery by cesarean birth or induction of labor (<39 weeks of gestation) [documentation of reason(s) for elective delivery (e.g., hemorrhage and placental complications, hypertension, preeclampsia and eclampsia, rupture of membranes (premature or prolonged), maternal conditions complicating pregnancy/delivery, fetal conditions complicating pregnancy/delivery, late pregnancy, prior uterine surgery, or participation in clinical trial)]

• G9362

  Duration of monitored anesthesia care (mac) or peripheral nerve block (pnb) without the use of general anesthesia during an applicable procedure 60 minutes or longer, as documented in the anesthesia record

• G9363

  Duration of monitored anesthesia care (mac) or peripheral nerve block (pnb) without the use of general anesthesia during an applicable procedure or general or neuraxial anesthesia less than 60 minutes, as documented in the anesthesia record

• G9364

  Sinusitis caused by, or presumed to be caused by, bacterial infection

• G9365

  One high-risk medication ordered

• G9366

  One high-risk medication not ordered

• G9367

  At least two orders for high-risk medications from the same drug class

• G9368

  At least two orders for high-risk medications from the same drug class not ordered

• G9369

  Individual filled at least two prescriptions for any antipsychotic medication and had a pdc of 0.8 or greater

• G9370

  Individual who did not fill at least two prescriptions for any antipsychotic medication or did not have a pdc of 0.8 or greater

• G9376

  Patient continued to have the retina attached at the 6 months follow up visit (+/- 1 month) following only one surgery

• G9377

  Patient did not have the retina attached after 6 months following only one surgery

• G9378

  Patient continued to have the retina attached at the 6 months follow up visit (+/- 1 month)

• G9379

  Patient did not achieve flat retinas six months post surgery

• G9380

  Patient offered assistance with end of life issues or existing end of life plan was reviewed or updated during the measurement period

• G9381

  Documentation of medical reason(s) for not offering assistance with end of life issues (e.g., patient in hospice care, patient in terminal phase) during the measurement period

• G9382

  Patient not offered assistance with end of life issues or existing end of life plan was not reviewed or updated during the measurement period

• G9383

  Patient received screening for hcv infection within the 12 month reporting period

• G9384

  Documentation of medical reason(s) for not receiving annual screening for hcv infection (e.g., decompensated cirrhosis indicating advanced disease [i.e., ascites, esophageal variceal bleeding, hepatic encephalopathy], hepatocellular carcinoma, waitlist for organ transplant, limited life expectancy, other medical reasons)

• G9385

  Documentation of patient reason(s) for not receiving annual screening for hcv infection (e.g., patient declined, other patient reasons)

• G9386

  Screening for hcv infection not received within the 12 month reporting period, reason not given

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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 7/25/2026

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