G9239 — Documentation of reasons for patient initiating maintenance hemodialysis with a catheter as the mode of vascular access (e.g., patient has a maturing arteriovenous fistula (avf)/arteriovenous graft (avg), time-limited trial of hemodialysis, other medical reasons, patient declined avf/avg, other patient reasons, patient followed by reporting nephrologist for fewer than 90 days, other system reasons)
G9239 is a HCPCS Level II code for documentation of reasons for patient initiating maintenance hemodialysis with a catheter as the mode of vascular access (e.g., patient has a maturing arteriovenous fistula (avf)/arteriovenous graft (avg), time-limited trial of hemodialysis, other medical reasons, patient declined avf/avg, other patient reasons, patient followed by reporting nephrologist for fewer than 90 days, other system reasons). It belongs to the Procedures and Professional Services (Temporary) section. It was terminated on December 31, 2020 and is not valid on new claims.
This code has been terminated
CMS terminated G9239 on December 31, 2020. 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 G9239
- Long descriptor
- Documentation of reasons for patient initiating maintenance hemodialysis with a catheter as the mode of vascular access (e.g., patient has a maturing arteriovenous fistula (avf)/arteriovenous graft (avg), time-limited trial of hemodialysis, other medical reasons, patient declined avf/avg, other patient reasons, patient followed by reporting nephrologist for fewer than 90 days, other system reasons)
- Short descriptor
- Doc rsn hemod & cath acc
- Added
- January 1, 2014
- Terminated
- December 31, 2020
- 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 G9239
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G9239 is not quite right, the correct code is very often within a few positions of it.
- G9231Documentation of end stage renal disease (esrd), dialysis, renal transplant before or during the measurement period or pregnancy during the measurement period
- G9232Clinician treating major depressive disorder did not communicate to clinician treating comorbid condition for specified patient reason (e.g., patient is unable to communicate the diagnosis of a comorbid condition; the patient is unwilling to communicate the diagnosis of a comorbid condition; or the patient is unaware of the comorbid condition, or any other specified patient reason)terminated
- G9233All quality actions for the applicable measures in the total knee replacement measures group have been performed for this patientterminated
- G9234I intend to report the total knee replacement measures groupterminated
- G9235All quality actions for the applicable measures in the general surgery measures group have been performed for this patientterminated
- G9236All quality actions for the applicable measures in the optimizing patient exposure to ionizing radiation measures group have been performed for this patientterminated
- G9237I intend to report the general surgery measures groupterminated
- G9238I intend to report the optimizing patient exposure to ionizing radiation measures groupterminated
- G9240Patient whose mode of vascular access is a catheter at the time maintenance hemodialysis is initiatedterminated
- G9241Patient whose mode of vascular access is not a catheter at the time maintenance hemodialysis is initiatedterminated
- G9242Documentation of viral load equal to or greater than 200 copies/ml or viral load not performed
- G9243Documentation of viral load less than 200 copies/ml
- G9244Antiretroviral thereapy not prescribedterminated
- G9245Antiretroviral therapy prescribedterminated
- G9246Patient did not have two eligible encounters at least 90 days apart or one eligible encounter and one hiv viral load test at least 90 days apart
- G9247Patient had two eligible encounters at least 90 days apart or one eligible encounter and one hiv viral load test at least 90 days apart
Questions about G9239
What is HCPCS code G9239?
G9239 is a HCPCS Level II code for documentation of reasons for patient initiating maintenance hemodialysis with a catheter as the mode of vascular access (e.g., patient has a maturing arteriovenous fistula (avf)/arteriovenous graft (avg), time-limited trial of hemodialysis, other medical reasons, patient declined avf/avg, other patient reasons, patient followed by reporting nephrologist for fewer than 90 days, other system reasons). It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G9239?
The CMS HCPCS file marks G9239 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 G9239 still valid?
No. G9239 was terminated on December 31, 2020 and should not be used on new claims.