G0108 — Diabetes outpatient self-management training services, individual, per 30 minutes
G0108 is a HCPCS Level II code for diabetes outpatient self-management training services, individual, per 30 minutes. 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 statusA
Active code. Paid separately under the physician fee schedule.
- Work RVU
- 0.90
- PE (non-facility)
- 0.73
- PE (facility)
- 0.73
- Malpractice RVU
- 0.04
Global period: XXX
Want the dollar amount for your locality? The fee calculator applies your GPCI and the current conversion factor.
Medically Unlikely Edits — units per day
The most units of G0108 Medicare will pay on one date of service. Bill more on a single line and it is denied. The limit is not the same in every setting, so the row that matters is the one matching the claim you are building.
- practitioner
- 6 units MAI 3 — Date of Service Edit: Clinical · Clinical: Data
- outpatient
- 8 units MAI 3 — Date of Service Edit: Clinical · Clinical: Data
The adjudication indicator decides whether exceeding the limit is worth appealing at all: MAI 1 is a line edit you can support with documentation, MAI 3 is a date-of-service edit that is also appealable, and MAI 2 is absolute — no documentation overrides it. CMS MUE 2026Q3.
The CMS record for G0108
- Long descriptor
- Diabetes outpatient self-management training services, individual, per 30 minutes
- Short descriptor
- Diab manage trn per indiv
- Added
- July 1, 1998
- BETOS
- Y1
- Pricing indicator
- 11 — Physician fee schedule
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.
Price established using national RVUs.
Codes adjacent to G0108
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G0108 is not quite right, the correct code is very often within a few positions of it.
- G0089Professional services, initial visit, for the administration of subcutaneous immunotherapy or other subcutaneous infusion drug or biological for each infusion drug administration calendar day in the individual's home, each 15 minutes
- G0090Professional services, initial visit, for the administration of intravenous chemotherapy or other highly complex infusion drug or biological for each infusion drug administration calendar day in the individual's home, each 15 minutes
- G0101Cervical or vaginal cancer screening; pelvic and clinical breast examination
- G0102Prostate cancer screening; digital rectal examination
- G0103Prostate cancer screening; prostate specific antigen test (psa)
- G0104Colorectal cancer screening; flexible sigmoidoscopy
- G0105Colorectal cancer screening; colonoscopy on individual at high risk
- G0106Colorectal cancer screening; alternative to g0104, screening sigmoidoscopy, barium enematerminated
- G0109Diabetes outpatient self-management training services, group session (2 or more), per 30 minutes
- G0117Glaucoma screening for high risk patients furnished by an optometrist or ophthalmologist
- G0118Glaucoma screening for high risk patient furnished under the direct supervision of an optometrist or ophthalmologist
- G0120Colorectal cancer screening; alternative to g0105, screening colonoscopy, barium enema.terminated
- G0121Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk
- G0122Colorectal cancer screening; barium enematerminated
- G0123Screening cytopathology, cervical or vaginal (any reporting system), collected in preservative fluid, automated thin layer preparation, screening by cytotechnologist under physician supervision
- G0124Screening cytopathology, cervical or vaginal (any reporting system), collected in preservative fluid, automated thin layer preparation, requiring interpretation by physician
Questions about G0108
What is HCPCS code G0108?
G0108 is a HCPCS Level II code for diabetes outpatient self-management training services, individual, per 30 minutes. It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G0108?
The CMS HCPCS file marks G0108 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 G0108 paid under the physician fee schedule?
G0108 carries PFS status code A. Active code. Paid separately under the physician fee schedule.