A4423
HCPCSOst pch for bar w lk fl/fltr
Official HCPCS Level II long descriptor
Ostomy pouch, closed; for use on barrier with locking flange, with filter (2 piece), each
HCPCS Level II code A4423 is maintained by CMS and is active in the current quarterly release.
Short descriptor
Ost pch for bar w lk fl/fltr
Added to HCPCS: 2004-01-01
Nearby codes in A4
- A4415Ost skn barr w/o conv >4 sqi
- A4416Ost pch clsd w barrier/filtr
- A4417Ost pch w bar/bltinconv/fltr
- A4418Ost pch clsd w/o bar w filtr
- A4419Ost pch for bar w flange/flt
- A4420Ost pch clsd for bar w lk fl
- A4421Ostomy supply misc
- A4422Ost pouch absorbent material
- A4424Ost pch drain w bar & filter
- A4425Ost pch drain for barrier fl
- A4426Ost pch drain 2 piece system
- A4427Ost pch drain/barr lk flng/f
- A4428Urine ost pouch w faucet/tap
- A4429Urine ost pouch w bltinconv
- A4430Ost urine pch w b/bltin conv
- A4431Ost pch urine w barrier/tapv
Where this code sits
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HCPCS Level II July 2026 quarterly update. Centers for Medicare & Medicaid Services (CMS), “July 2026 Alpha-Numeric HCPCS File” (HCPC2026_JUL_ANWEB_06172026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.