W34.118A Accidental malfunction of other gas, air or spring-operated gun, initial encounter

Billable ICD-10-CM code, FY2026.

Built from W34.118 with 7th character A (initial encounter).

Applies from W34 Accidental discharge and malfunction from other and unspecified firearms and guns

7th character note

• The appropriate 7th character is to be added to each code from category W34

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Code annotations containing back-references to W34.118A

Back-references to W34.1

• Type 1 Excludes: W23 Caught, crushed, jammed or pinched in or between objects ("injury caused by firearms malfunction (W32.1, W33.1-, W34.1-)")

Back-references to W34

• Type 1 Excludes: W20 Struck by thrown, projected or falling object ("object set in motion by firearm (W32-W34)")
• Code First: W25 Contact with sharp glass ("injury due to flying glass from explosion or firearm discharge (W32-W40)")

Diagnosis Index entries for W34.118A

• Explosion (accidental) (of) (with secondary fire) › firearm (parts) NEC › gas, air or spring-operated gun NEC
• Malfunction (mechanism or component) (of) › firearm › gas, air or spring-operated gun NEC
• Powder burn (by) (from) › gas, air or spring-operated gun NEC
• Recoil › gas, air or spring-operated gun NEC

Nearby codes

• W34.111 Accidental malfunction of paintball gun
• W34.111A Accidental malfunction of paintball gun, initial encounter
• W34.111D Accidental malfunction of paintball gun, subsequent encounter
• W34.111S Accidental malfunction of paintball gun, sequela
• W34.118 Accidental malfunction of other gas, air or spring-operated gun
• W34.118A Accidental malfunction of other gas, air or spring-operated gun, initial encounter (this code)
• W34.118D Accidental malfunction of other gas, air or spring-operated gun, subsequent encounter
• W34.118S Accidental malfunction of other gas, air or spring-operated gun, sequela
• W34.19 Accidental malfunction from other specified firearms
• W34.19XA Accidental malfunction from other specified firearms, initial encounter
• W34.19XD Accidental malfunction from other specified firearms, subsequent encounter