A7040
HCPCSOne way chest drain valve
Official HCPCS Level II long descriptor
One way chest drain valve
HCPCS Level II code A7040 is maintained by CMS and is active in the current quarterly release.
Short descriptor
One way chest drain valve
Added to HCPCS: 2005-01-01
Nearby codes in A7
- A7032Replacement nasal cushion
- A7033Replacement nasal pillows
- A7034Nasal application device
- A7035Pos airway press headgear
- A7036Pos airway press chinstrap
- A7037Pos airway pressure tubing
- A7038Pos airway pressure filter
- A7039Filter, non disposable w pap
- A7041Water seal drain container
- A7044Pap oral interface
- A7045Repl exhalation port for pap
- A7046Repl water chamber, pap dev
- A7047Resp suction oral interface
- A7048Vacuum drain bottle/tube kit
- A7049Epap nasal valve
- A7501Tracheostoma valve w diaphra
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.