G8918 — Patient without preoperative order for iv antibiotic surgical site infection (ssi) prophylaxis
G8918 is a HCPCS Level II code for patient without preoperative order for iv antibiotic surgical site infection (ssi) prophylaxis. 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 statusX
Statutory exclusion. The item or service is not within the statutory definition of 'physician services', so the fee schedule never pays it.
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 G8918
- Long descriptor
- Patient without preoperative order for iv antibiotic surgical site infection (ssi) prophylaxis
- Short descriptor
- Pt w/o preop order iv ab pro
- Added
- April 1, 2012
- 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.
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 G8918
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G8918 is not quite right, the correct code is very often within a few positions of it.
- G8910Patient documented to have experienced a fall within asc
- G8911Patient documented not to have experienced a fall within ambulatory surgical center
- G8912Patient documented to have experienced a wrong site, wrong side, wrong patient, wrong procedure or wrong implant event
- G8913Patient documented not to have experienced a wrong site, wrong side, wrong patient, wrong procedure or wrong implant event
- G8914Patient documented to have experienced a hospital transfer or hospital admission upon discharge from asc
- G8915Patient documented not to have experienced a hospital transfer or hospital admission upon discharge from asc
- G8916Patient with preoperative order for iv antibiotic surgical site infection (ssi) prophylaxis, antibiotic initiated on time
- G8917Patient with preoperative order for iv antibiotic surgical site infection (ssi) prophylaxis, antibiotic not initiated on time
- 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
- G8929Adjuvant chemotherapy not prescribed or previously received, reason not giventerminated
- G8930Assessment of depression severity at the initial evaluationterminated
Questions about G8918
What is HCPCS code G8918?
G8918 is a HCPCS Level II code for patient without preoperative order for iv antibiotic surgical site infection (ssi) prophylaxis. It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G8918?
The CMS HCPCS file marks G8918 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 G8918 paid under the physician fee schedule?
G8918 carries PFS status code X. Statutory exclusion. The item or service is not within the statutory definition of 'physician services', so the fee schedule never pays it.