W34.00
⚠ Non-billable
Accidental discharge from unspecified firearms or gun
ICD-10-CM · FY2026 · External Causes of Morbidity
Code
W34.00
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
External Causes of Morbidity
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code W34.00?
ICD-10-CM code W34.00 represents Accidental discharge from unspecified firearms or gun. It is a non-billable header code requiring a more specific subcategory in the External Causes of Morbidity chapter, effective October 1, 2025 – September 30, 2026.
Is W34.00 billable?
No. W34.00 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is W34.00 in?
W34.00 belongs to the External Causes of Morbidity chapter (V00–Y99) of ICD-10-CM.
Related codes in the W34 category
W34
Accidental discharge and malfunction from other and unspecified firearms and guns
Non-billable
W34.0
Accidental discharge from other and unspecified firearms and guns
Non-billable
W34.1
Accidental malfunction from other and unspecified firearms and guns
Non-billable
W34.01
Accidental discharge of gas, air or spring-operated guns
Non-billable
W34.09
Accidental discharge from other specified firearms
Non-billable
W34.10
Accidental malfunction from unspecified firearms or gun
Non-billable
W34.11
Accidental malfunction of gas, air or spring-operated guns
Non-billable
W34.19
Accidental malfunction from other specified firearms
Non-billable
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