G9364 – Sinusitis caused by, or presumed to be caused by, bacterial infection

HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)

Active code Carrier judgment

HCPCS codeG9364
Long description
Sinusitis caused by, or presumed to be caused by, bacterial infection
Short description
Sinus caus bac inx
Pricing indicator
00 Not separately priced by Part B (bundled, not covered or Part A only)
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
Z2 Undefined codes
Added
January 1, 2015
Last change
January 1, 2015 – No change

Frequently asked questions

What is HCPCS code G9364?

G9364 is a HCPCS Level II code for sinusitis caused by, or presumed to be caused by, bacterial infection.

Does Medicare cover G9364?

The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby G codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.