All ICD10 Codes

W32

Non-Billable
ChapterV00–Y99
Rankcategory
Official Description

Accidental handgun discharge and malfunction

Use a more specific code (2 billable)
W32.0Accidental handgun dischargeW32.1Accidental handgun malfunction
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 20: External Causes of Morbidity (V00-Y99).

W20-W49 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • assault (X92-Y09)
  • contact or collision with animals or persons (W50-W64)
  • exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-)
  • intentional self-harm (X71-X83)

Instructional Notes

Includes
  • accidental discharge and malfunction of gun for single hand use
  • accidental discharge and malfunction of pistol
  • accidental discharge and malfunction of revolver
  • Handgun discharge and malfunction NOS
Excludes1(Not coded here. Use a different code.)
  • accidental airgun discharge and malfunction (W34.010, W34.110)
  • accidental BB gun discharge and malfunction (W34.010, W34.110)
  • accidental pellet gun discharge and malfunction (W34.010, W34.110)
  • accidental shotgun discharge and malfunction (W33.01, W33.11)
  • assault by handgun discharge (X93)
  • handgun discharge involving legal intervention (Y35.0-)
  • handgun discharge involving military or war operations (Y36.4-)
  • intentional self-harm by handgun discharge (X72)
  • Very pistol discharge and malfunction (W34.09, W34.19)

Clinical Hierarchy

BillableHas subcodes
CH20External causes of morbidity (V00-Y99)
W20-W49Exposure to inanimate mechanical forces (W20-W49)
W32Accidental handgun discharge and malfunctionNot billable
W32.0Accidental handgun dischargeBillable
W32.1Accidental handgun malfunctionBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to W32:

blockW20-W49
Exposure to inanimate mechanical forces (W20-W49)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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