G9364 HCPCS Level II code: Sinusitis caused by, or presumed to be caused by, bacterial infection
G9364 is the HCPCS code for “Sinusitis caused by, or presumed to be caused by, bacterial infection” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
G9364Sinusitis caused by, or presumed to be caused by, bacterial infection
Short description: Sinus caus bac inx
HCPCS · United States
Medicare details
The indicators CMS publishes with G9364 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)
- Type of service
- Medical care
- BETOS category
- Undefined codes
- Added
- Jan 1, 2015
Where G9364 sits
- 1G codesProcedures and professional services
- 2Active code G9364Sinusitis caused by, or presumed to be caused by, bacterial infection
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code G9364 mean?
G9364 is the HCPCS code for “Sinusitis caused by, or presumed to be caused by, bacterial infection” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover G9364?
CMS lists G9364’s Medicare coverage as “Carrier judgment” and its pricing as “Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside G9364
All G codesG9358Post-partum screenings, evaluations and education not performedG9359Documentation of negative or managed positive tb screen with further evidence that tb is not active prior to treatment with a biologic immune response modifierG9360No documentation of negative or managed positive tb screenG9361Medical indication for delivery by cesarean birth or induction of labor (<39 weeks of gestation) [documentation of reason(s) for elective delivery (e.g., hemorrhage and placental…G9362Duration of monitored anesthesia care (mac) or peripheral nerve block (pnb) without the use of general anesthesia during an applicable procedure 60 minutes or longer, as…G9363Duration of monitored anesthesia care (mac) or peripheral nerve block (pnb) without the use of general anesthesia during an applicable procedure or general or neuraxial…G9365One high-risk medication orderedG9366One high-risk medication not orderedG9367At least two orders for high-risk medications from the same drug classG9368At least two orders for high-risk medications from the same drug class not orderedG9369Individual filled at least two prescriptions for any antipsychotic medication and had a pdc of 0.8 or greaterG9370Individual who did not fill at least two prescriptions for any antipsychotic medication or did not have a pdc of 0.8 or greater