HCPCS Level II · Procedures and professional services (temporary)
G9353More than one ct scan of the paranasal sinuses ordered or received within 90 days after the date of diagnosis for documented reasons (eg, patients with complications, second ct obtained prior to surgery, other medical reasons)
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About G9353
G9353 is an HCPCS Level II code in the G series (procedures and professional services (temporary)), describing more than one ct scan of the paranasal sinuses ordered or received within 90 days after the date of diagnosis for documented reasons (eg, patients with complications, second ct obtained prior to surgery, other medical reasons).
It was added to HCPCS effective 01/01/2014.
Its Medicare coverage code is "C", meaning coverage is left to the Medicare contractor's judgment.
Details
- Short description
- Medrsn >1 sinus ct w 90d dx
- Date added
- 01/01/2014
- Action effective
- 01/01/2014
- BETOS
- M5B
Related G93xx codes
- G9305Intervention for presence of leak of endoluminal contents through an anastomosis not required
- G9306Intervention for presence of leak of endoluminal contents through an anastomosis required
- G9307No return to the operating room for a surgical procedure, for complications of the principal operative procedure, within 30 days of the principal operative procedure
- G9308Unplanned return to the operating room for a surgical procedure, for complications of the principal operative procedure, within 30 days of the principal operative procedure
- G9309No unplanned hospital readmission within 30 days of principal procedure
- G9310Unplanned hospital readmission within 30 days of principal procedure
- G9311No surgical site infection
- G9312Surgical site infection
- G9313Amoxicillin, with or without clavulanate, not prescribed as first line antibiotic at the time of diagnosis for documented reason
- G9314Amoxicillin, with or without clavulanate, not prescribed as first line antibiotic at the time of diagnosis, reason not given
- G9315Amoxicillin, with or without clavulanate, prescribed as a first line antibiotic at the time of diagnosis
- G9316Documentation of patient-specific risk assessment with a risk calculator based on multi-institutional clinical data, the specific risk calculator used, and communication of risk assessment from risk calculator with the patient or family
Common questions about G9353
Is HCPCS G9353 still valid?
- Yes. G9353 is active in the CMS October 2026 HCPCS file.
Does Medicare cover G9353?
- Its coverage code is "C": coverage is left to the Medicare contractor's judgment. Check the local coverage determination for your region.