G9399 – Documentation in the patient record of a discussion between the physician/clinician and the patient that includes all of the following: treatment choices appropriate to genotype, risks and benefits, evidence of effectiveness, and patient preferences toward the outcome of the treatment
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG9399
- Long description
- Documentation in the patient record of a discussion between the physician/clinician and the patient that includes all of the following: treatment choices appropriate to genotype, risks and benefits, evidence of effectiveness, and patient preferences toward the outcome of the treatment
- Short description
- Doc disc tx choices
- Pricing indicator
00Not separately priced by Part B (bundled, not covered or Part A only)- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
Z2Undefined codes- Added
- January 1, 2015
- Last change
- January 1, 2022 – No change
- Termination date
- December 31, 2021
Frequently asked questions
What is HCPCS code G9399?
G9399 is a HCPCS Level II code for documentation in the patient record of a discussion between the physician/clinician and the patient that includes all of the following: treatment choices appropriate to genotype, risks and benefits, evidence of effectiveness, and patient preferences toward the outcome of the treatment. It was discontinued on December 31, 2021.
Does Medicare cover G9399?
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
- G9389 – Unplanned rupture of the posterior capsule requiring vitrectomy during cataract surgery
- G9390 – No unplanned rupture of the posterior capsule requiring vitrectomy during cataract surgery
- G9391 – Patient achieves refraction +-1 d for the eye that underwent cataract surgery, measured at the one month follow up visit
- G9392 – Patient does not achieve refraction +-1 d for the eye that underwent cataract surgery, measured at the one month follow up visit
- G9393 – Patient with an initial phq-9 score greater than nine who achieves remission at twelve months as demonstrated by a twelve month (+/- 30 days) phq-9 score of less than five
- G9394 – Patient who had a diagnosis of bipolar disorder or personality disorder, death, permanent nursing home resident or receiving hospice or palliative care any time during the measurement or assessment period
- G9395 – Patient with an initial phq-9 score greater than nine who did not achieve remission at twelve months as demonstrated by a twelve month (+/- 30 days) phq-9 score greater than or equal to five
- G9396 – Patient with an initial phq-9 score greater than nine who was not assessed for remission at twelve months (+/- 30 days)
- G9400 – Documentation of medical or patient reason(s) for not discussing treatment options; medical reasons: patient is not a candidate for treatment due to advanced physical or mental health comorbidity (including active substance use); currently receiving antiviral treatment; successful antiviral treatment (with sustained virologic response) prior to reporting period; other documented medical reasons; patient reasons: patient unable or unwilling to participate in the discussion or other patient reasons
- G9401 – No documentation in the patient record of a discussion between the physician or other qualified healthcare professional and the patient that includes all of the following: treatment choices appropriate to genotype, risks and benefits, evidence of effectiveness, and patient preferences toward treatment
- G9402 – Patient received follow-up within 30 days after discharge
- G9403 – Clinician documented reason patient was not able to complete 30 day follow-up from acute inpatient setting discharge (e.g., patient death prior to follow-up visit, patient non-compliant for visit follow-up)
- G9404 – Patient did not receive follow-up within 30 days after discharge
- G9405 – Patient received follow-up within 7 days after discharge
- G9406 – Clinician documented reason patient was not able to complete 7 day follow-up from acute inpatient setting discharge (i.e patient death prior to follow-up visit, patient non-compliance for visit follow-up)
- G9407 – Patient did not receive follow-up within 7 days after discharge
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.