Y04.2XXS — Assault by strike against or bumped into by another person, sequela
Is Y04.2XXS billable?
Yes — Y04.2XXS is billable for FY2027. Y04.2XXS is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. Y04.2XXS may be submitted for encounters from October 1, 2026 through September 30, 2027.
Y04.2XXS at a glance
| Code | Y04.2XXS |
|---|---|
| Description | Assault by strike against or bumped into by another person, 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 Y04.2XXS?
In Y04.2XXS, the 7th character S means sequela. The 7th character is required for Y04.2XXS to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is Y04.2XXS listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under Y04.2, the nearest indexed parent of Y04.2XXS. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Assault › bodily force › bumping into (homicidal) (by) (in)
- Assault › striking against › other person (homicidal) (by) (in)
- Bumping against, into › person › assault (accidentally)
- Bumping against, into › person › homicide (accidentally)
- Striking against › person › assault
- Striking against › person › homicide
- Struckby › other person › assault (accidentally)
- Struckby › other person › homicide (accidentally)
Excludes1 — never code together — inherited from X92-Y09
The conditions below can never be reported together with Y04.2XXS on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from Y04
The conditions below can never be reported together with Y04.2XXS 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 Y04.2XXS existed?
Y04.2XXS 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.