G9451 — Patient received one-time screening for hcv infection
G9451 is a HCPCS Level II code for patient received one-time screening for hcv infection. It belongs to the Procedures and Professional Services (Temporary) section. It was terminated on December 31, 2023 and is not valid on new claims.
This code has been terminated
CMS terminated G9451 on December 31, 2023. It stays in the file as history — a claim you are auditing from before that date may legitimately carry it — but it must not appear on a new claim. The adjacent codes below are the usual place to look for its replacement.
Medicare coverage: Carrier judgment
Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
The CMS record for G9451
- Long descriptor
- Patient received one-time screening for hcv infection
- Short descriptor
- 1x scrn hcv infect
- Added
- January 1, 2015
- Terminated
- December 31, 2023
- BETOS
- Z2
- Pricing indicator
- 00 — Not priced by Part B
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
When CMS retired it.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Service not separately priced by Part B — not covered, bundled into another service, or used by Part A only.
Codes adjacent to G9451
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G9451 is not quite right, the correct code is very often within a few positions of it.
- G9439P2y inhibitor not prescribed for documented reasons (e.g., allergy, medical intolerance, history of bleed)terminated
- G9440P2y inhibitor not prescribed at dischargeterminated
- G9441Statin prescribed at dischargeterminated
- G9442Statin not prescribed for documented reasons (e.g., allergy, medical intolerance)terminated
- G9443Statin not prescribed at dischargeterminated
- G9448Patients who were born in the years 1945 to 1965terminated
- G9449History of receiving blood transfusions prior to 1992terminated
- G9450History of injection drug useterminated
- G9452Documentation of medical reason(s) for not receiving hcv antibody test due to limited life expectancy
- G9453Documentation of patient reason(s) for not receiving one-time screening for hcv infection (e.g., patient declined, other patient reasons)terminated
- G9454One-time screening for hcv infection not received within 12-month reporting period and no documentation of prior screening for hcv infection, reason not giventerminated
- G9455Patient underwent abdominal imaging with ultrasound, contrast enhanced ct or contrast mri for hcc
- G9456Documentation of medical or patient reason(s) for not ordering or performing screening for hcc. medical reason: comorbid medical conditions with expected survival < 5 years, hepatic decompensation and not a candidate for liver transplantation, or other medical reasons; patient reasons: patient declined or other patient reasons (e.g., cost of tests, time related to accessing testing equipment)
- G9457Patient did not undergo abdominal imaging and did not have a documented reason for not undergoing abdominal imaging in the submission period
- G9458Patient documented as tobacco user and received tobacco cessation intervention (must include at least one of the following: advice given to quit smoking or tobacco use, counseling on the benefits of quitting smoking or tobacco use, assistance with or referral to external smoking or tobacco cessation support programs, or current enrollment in smoking or tobacco use cessation program) if identified as a tobacco userterminated
- G9459Currently a tobacco non-userterminated
Questions about G9451
What is HCPCS code G9451?
G9451 is a HCPCS Level II code for patient received one-time screening for hcv infection. It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G9451?
The CMS HCPCS file marks G9451 as "Carrier judgment". Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
Is G9451 still valid?
No. G9451 was terminated on December 31, 2023 and should not be used on new claims.