W34
ICD-10Non-billable categoryAcc disch and malfunct from oth and unsp firearms and guns
Official ICD-10-CM descriptor (FY2026)
Accidental discharge and malfunction from other and unspecified firearms and guns
W34 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
7th character
- The appropriate 7th character is to be added to each code from category W34
Permitted 7th characters
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
More specific codes under W34
Where this code sits
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.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.