G9939 — Pathologists/dermatopathologists is the same clinician who performed the biopsy
G9939 is a HCPCS Level II code for pathologists/dermatopathologists is the same clinician who performed the biopsy. It belongs to the Procedures and Professional Services (Temporary) section. Whether Medicare pays it depends on the coverage rule below.
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.
Physician fee schedule statusM
Measurement code. Used for reporting purposes only; never paid.
Global period: XXX
Want the dollar amount for your locality? The fee calculator applies your GPCI and the current conversion factor.
The CMS record for G9939
- Long descriptor
- Pathologists/dermatopathologists is the same clinician who performed the biopsy
- Short descriptor
- Same path/derm perf biopsy
- Added
- January 1, 2018
- 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.
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 G9939
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G9939 is not quite right, the correct code is very often within a few positions of it.
- G9931Documentation of cha2ds2-vasc risk score of 0 or 1 for men; or 0, 1, or 2 for women
- G9932Documentation of patient reason(s) for not having records of negative or managed positive tb screen (e.g., patient does not return for mantoux (ppd) skin test evaluation)terminated
- G9933Adenoma(s) or colorectal cancer detected during screening colonoscopyterminated
- G9934Documentation that neoplasm detected is only diagnosed as traditional serrated adenoma, sessile serrated polyp, or sessile serrated adenomaterminated
- G9935Adenoma(s) or colorectal cancer not detected during screening colonoscopyterminated
- G9936Surveillance colonoscopy - personal history of colonic polyps, colon cancer, or other malignant neoplasm of rectum, rectosigmoid junction, and anusterminated
- G9937Diagnostic colonoscopyterminated
- G9938Patients aged 66 or older in institutional special needs plans (snp) or residing in long-term care with pos code 32, 33, 34, 54, or 56 for more than 90 consecutive days during the six months prior to the measurement period through december 31 of the measurement period
- G9940Documentation of medical reason(s) for not on a statin (e.g., pregnancy, in vitro fertilization, clomiphene rx, esrd, cirrhosis, muscular pain and disease during the measurement period or prior year)
- G9941Back pain was measured by the visual analog scale (vas) within three months preoperatively and at three months (6 - 20 weeks) postoperativelyterminated
- G9942Patient had any additional spine procedures performed on the same date as the lumbar discectomy/laminectomyterminated
- G9943Back pain was not measured by the visual analog scale (vas) or numeric pain scale at three months (6 - 20 weeks) postoperatively
- G9944Back pain was measured by the visual analog scale (vas) within three months preoperatively and at one year (9 to 15 months) postoperativelyterminated
- G9945Patient had cancer, acute fracture or infection related to the lumbar spine or patient had neuromuscular, idiopathic or congenital lumbar scoliosis
- G9946Back pain was not measured by the visual analog scale (vas) or numeric pain scale at one year (9 to 15 months) postoperatively
- G9947Leg pain was measured by the visual analog scale (vas) within three months preoperatively and at three months (6 to 20 weeks) postoperativelyterminated
Questions about G9939
What is HCPCS code G9939?
G9939 is a HCPCS Level II code for pathologists/dermatopathologists is the same clinician who performed the biopsy. It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G9939?
The CMS HCPCS file marks G9939 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.
How is G9939 paid under the physician fee schedule?
G9939 carries PFS status code M. Measurement code. Used for reporting purposes only; never paid.