Y23.3XXA — Machine gun discharge, undetermined intent, initial encounter
Is Y23.3XXA billable?
Yes — Y23.3XXA is billable for FY2027. Y23.3XXA is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. Y23.3XXA may be submitted for encounters from October 1, 2026 through September 30, 2027.
Y23.3XXA at a glance
| Code | Y23.3XXA |
|---|---|
| Description | Machine gun discharge, undetermined intent, 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 Y23.3XXA?
In Y23.3XXA, the 7th character A means initial encounter. The 7th character is required for Y23.3XXA to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is Y23.3XXA listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under Y23.3, the nearest indexed parent of Y23.3XXA. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Discharge › firearm › machine gun (accidental)
- Undetermined intent › firearm discharge › machine gun (contact) (exposure)
- Discharge › firearm › machine gun › stated as undetermined whether accidental or intentional (accidental)
- Undetermined intent › firearm discharge › larger › machine gun (contact) (exposure)
Excludes2 — not included here — inherited from Y23
The conditions below are not part of Y23.3XXA, but a patient may have both at the same time. When documentation supports it, Y23.3XXA and the excluded code may both be reported.
- airgun (Y24.0)
How long has Y23.3XXA existed?
Y23.3XXA 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.