A4366 – Ostomy vent, any type, each

HCPCS Level II code · A codes: Transportation, Medical & Surgical Supplies, Miscellaneous & Experimental

Active code Carrier judgment

HCPCS codeA4366
Long description
Ostomy vent, any type, each
Short description
Ostomy vent
Pricing indicator
37 Ostomy, tracheostomy and urological supplies
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
D1F Prosthetic/Orthotic devices
Added
January 1, 2004
Last change
January 1, 2004 – No change

Frequently asked questions

What is HCPCS code A4366?

A4366 is a HCPCS Level II code for ostomy vent, any type, each.

Does Medicare cover A4366?

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 A codes

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