A7023
HCPCSMech allergen parti barrier
Official HCPCS Level II long descriptor
Mechanical allergen particle barrier/inhalation filter, cream, nasal, topical
HCPCS Level II code A7023 is maintained by CMS and is active in the current quarterly release.
Short descriptor
Mech allergen parti barrier
Added to HCPCS: 2024-01-01
Nearby codes in A7
- A7013Disposable compressor filter
- A7014Compressor nondispos filter
- A7015Aerosol mask used w nebulize
- A7016Nebulizer dome & mouthpiece
- A7017Nebulizer not used w oxygen
- A7018Water distilled w/nebulizer
- A7020Interface, cough stim device
- A7021Suppl and access lung expan
- A7025Replace chest compress vest
- A7026Replace chst cmprss sys hose
- A7027Combination oral/nasal mask
- A7028Repl oral cushion combo mask
- A7029Repl nasal pillow comb mask
- A7030Cpap full face mask
- A7031Replacement facemask interfa
- A7032Replacement nasal cushion
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.