W34.118A — Accidental malfunction of other gas, air or spring-operated gun, initial encounter
Is W34.118A billable?
Yes — W34.118A is billable for FY2027. W34.118A is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. W34.118A may be submitted for encounters from October 1, 2026 through September 30, 2027.
W34.118A at a glance
| Code | W34.118A |
|---|---|
| Description | Accidental malfunction of other gas, air or spring-operated gun, initial encounter |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "A" | initial encounter |
What does the 7th character "A" mean in W34.118A?
In W34.118A, the 7th character A means initial encounter. The 7th character is required for W34.118A to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is W34.118A listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under W34.118, the nearest indexed parent of W34.118A. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Powder burn › gas, air or spring-operated gun NEC (by) (from)
- Recoil › gas, air or spring-operated gun NEC
- Explosion › firearmNEC › gas, air or spring-operated gun NEC (accidental) (of) (with secondary fire)
- Malfunction › firearm › gas, air or spring-operated gun NEC (mechanism or component) (of)
Excludes1 — never code together — inherited from W20-W49
The conditions below can never be reported together with W34.118A on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
How long has W34.118A existed?
W34.118A has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.