ICD-10-CM > V00-Y99 > W20-W49 > W34 > W34.1 > W34.11 > W34.118 W34.118 Accidental malfunction of other gas, air or spring-operated gun Non-Billable/Non-Specific Codes W34.118A..., initial encounterW34.118D..., subsequent encounterW34.118S..., sequela