W32Header code — not billable

Accidental handgun discharge and malfunction

Chapter
20. External causes of morbidity
Category
W32
Effective date
October 1, 2026

Related codes in category W32

Frequently asked questions

What is ICD-10 code W32?

W32 is an ICD-10-CM diagnosis code for Accidental handgun discharge and malfunction.

Is W32 a billable code?

No. W32 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is W32 in?

W32 falls under Chapter 20: External causes of morbidity.

When did W32 become effective?

W32 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to W32?

W32 belongs to category W32, which includes 8 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.