G9377 — Patient did not have the retina attached after 6 months following only one surgery
G9377 is a HCPCS Level II code for patient did not have the retina attached after 6 months following only one surgery. It belongs to the Procedures and Professional Services (Temporary) section. It was terminated on December 31, 2015 and is not valid on new claims.
This code has been terminated
CMS terminated G9377 on December 31, 2015. 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 G9377
- Long descriptor
- Patient did not have the retina attached after 6 months following only one surgery
- Short descriptor
- No ret attach after 6mt
- Added
- January 1, 2015
- Terminated
- December 31, 2015
- 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 G9377
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G9377 is not quite right, the correct code is very often within a few positions of it.
- G9364Sinusitis caused by, or presumed to be caused by, bacterial infection
- G9365One high-risk medication orderedterminated
- G9366One high-risk medication not orderedterminated
- G9367At least two orders for high-risk medications from the same drug class
- G9368At least two orders for high-risk medications from the same drug class not ordered
- G9369Individual filled at least two prescriptions for any antipsychotic medication and had a pdc of 0.8 or greaterterminated
- G9370Individual who did not fill at least two prescriptions for any antipsychotic medication or did not have a pdc of 0.8 or greaterterminated
- G9376Patient continued to have the retina attached at the 6 months follow up visit (+/- 1 month) following only one surgeryterminated
- G9378Patient continued to have the retina attached at the 6 months follow up visit (+/- 1 month)terminated
- G9379Patient did not achieve flat retinas six months post surgeryterminated
- G9380Patient offered assistance with end of life issues or existing end of life plan was reviewed or updated during the measurement period
- G9381Documentation 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 periodterminated
- G9382Patient not offered assistance with end of life issues or existing end of life plan was not reviewed or updated during the measurement period
- G9383Patient received screening for hcv infection within the 12 month reporting period
- G9384Documentation 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)
- G9385Documentation of patient reason(s) for not receiving annual screening for hcv infection (e.g., patient declined, other patient reasons)
Questions about G9377
What is HCPCS code G9377?
G9377 is a HCPCS Level II code for patient did not have the retina attached after 6 months following only one surgery. It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G9377?
The CMS HCPCS file marks G9377 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 G9377 still valid?
No. G9377 was terminated on December 31, 2015 and should not be used on new claims.