G8929 — Adjuvant chemotherapy not prescribed or previously received, reason not given
G8929 is a HCPCS Level II code for adjuvant chemotherapy not prescribed or previously received, reason not given. It belongs to the Procedures and Professional Services (Temporary) section. It was terminated on December 31, 2016 and is not valid on new claims.
This code has been terminated
CMS terminated G8929 on December 31, 2016. 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 G8929
- Long descriptor
- Adjuvant chemotherapy not prescribed or previously received, reason not given
- Short descriptor
- Adj cmo not pres rsn not gvn
- Added
- January 1, 2013
- Terminated
- December 31, 2016
- BETOS
- M5B
- 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 G8929
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G8929 is not quite right, the correct code is very often within a few positions of it.
- G8917Patient with preoperative order for iv antibiotic surgical site infection (ssi) prophylaxis, antibiotic not initiated on time
- G8918Patient without preoperative order for iv antibiotic surgical site infection (ssi) prophylaxis
- G8923Current or prior left ventricular ejection fraction (lvef) <= 40% or documentation of moderately or severely depressed left ventricular systolic function
- G8924Spirometry results documented (fev1/fvc < 70%)
- G8925Spirometry test results demonstrate fev1 >= 60% fev1/fvc >= 70%, predicted or patient does not have copd symptomsterminated
- G8926Spirometry test not performed or documented, reason not giventerminated
- G8927Adjuvant chemotherapy referred, prescribed or previously received for ajcc stage iii, colon cancerterminated
- G8928Adjuvant chemotherapy not prescribed or previously received, for documented reasons (e.g., medical co-morbidities, diagnosis date more than 5 years prior to the current visit date, patient's diagnosis date is within 120 days of the end of the 12 month reporting period, patient's cancer has metastasized, medical contraindication/allergy, poor performance status, other medical reasons, patient refusal, other patient reasons, patient is currently enrolled in a clinical trial that precludes prescription of chemotherapy, other system reasons)terminated
- G8930Assessment of depression severity at the initial evaluationterminated
- G8931Assessment of depression severity not documented, reason not giventerminated
- G8932Suicide risk assessed at the initial evaluationterminated
- G8933Suicide risk not assessed at the initial evaluation, reason not giventerminated
- G8934Current or prior left ventricular ejection fraction (lvef) <=40% or documentation of moderately or severely depressed left ventricular systolic function
- G8935Clinician prescribed angiotensin converting enzyme (ace) inhibitor or angiotensin receptor blocker (arb) therapy
- G8936Clinician documented that patient was not an eligible candidate for angiotensin converting enzyme (ace) inhibitor or angiotensin receptor blocker (arb) therapy (eg, allergy, intolerance, pregnancy, renal failure due to ace inhibitor, diseases of the aortic or mitral valve, other medical reasons) or (eg, patient declined, other patient reasons)
- G8937Clinician did not prescribe angiotensin converting enzyme (ace) inhibitor or angiotensin receptor blocker (arb) therapy, reason not given
Questions about G8929
What is HCPCS code G8929?
G8929 is a HCPCS Level II code for adjuvant chemotherapy not prescribed or previously received, reason not given. It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G8929?
The CMS HCPCS file marks G8929 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 G8929 still valid?
No. G8929 was terminated on December 31, 2016 and should not be used on new claims.