W33 Non-Billable Code

Accidental rifle, shotgun and larger firearm discharge and malfunction

Chapter Classification

Chapter 20 External causes of morbidity (V00-Y99)

Section Detail

W20-W49 Exposure to inanimate mechanical forces (W20-W49)

Coding Guidelines & Notes

includes

rifle, shotgun and larger firearm discharge and malfunction NOS

excludes1

accidental airgun discharge and malfunction (W34.010, W34.110)
accidental BB gun discharge and malfunction (W34.010, W34.110)
accidental handgun discharge and malfunction (W32.-)
accidental pellet gun discharge and malfunction (W34.010, W34.110)
assault by rifle, shotgun and larger firearm discharge (X94)
firearm discharge involving legal intervention (Y35.0-)
firearm discharge involving military or war operations (Y36.4-)
intentional self-harm by rifle, shotgun and larger firearm discharge (X73)

sevenChrDef

{'char': 'A', 'text': 'initial encounter'}
{'char': 'D', 'text': 'subsequent encounter'}
{'char': 'S', 'text': 'sequela'}

sevenChrNote

The appropriate 7th character is to be added to each code from category W33

More Specific Diagnosis Codes

This code is not billable as it requires a higher level of specificity. Select a more specific code below.

W33.0 - Accidental rifle, shotgun and larger firearm discharge
W33.1 - Accidental rifle, shotgun and larger firearm malfunction

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