W34.018S — Accidental discharge of other gas, air or spring-operated gun, sequela
Is W34.018S billable?
Yes — W34.018S is billable for FY2027. W34.018S is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. W34.018S may be submitted for encounters from October 1, 2026 through September 30, 2027.
W34.018S at a glance
| Code | W34.018S |
|---|---|
| Description | Accidental discharge of other gas, air or spring-operated gun, sequela |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "S" | sequela |
What does the 7th character "S" mean in W34.018S?
In W34.018S, the 7th character S means sequela. The 7th character is required for W34.018S to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is W34.018S listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under W34.018, the nearest indexed parent of W34.018S. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Discharge › gas-operated gun NEC (accidental)
- Discharge › spring-operated gun NEC (accidental)
Excludes1 — never code together — inherited from W20-W49
The conditions below can never be reported together with W34.018S 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 W34.018S existed?
W34.018S 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.