X98.0XXS — Assault by steam or hot vapors, sequela
Is X98.0XXS billable?
Yes — X98.0XXS is billable for FY2027. X98.0XXS is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. X98.0XXS may be submitted for encounters from October 1, 2026 through September 30, 2027.
X98.0XXS at a glance
| Code | X98.0XXS |
|---|---|
| Description | Assault by steam or hot vapors, 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 X98.0XXS?
In X98.0XXS, the 7th character S means sequela. The 7th character is required for X98.0XXS to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is X98.0XXS listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under X98.0, the nearest indexed parent of X98.0XXS. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Assault › steam (homicidal) (by) (in)
- Assault › burning, burnsNEC › steam (homicidal) (by) (in)
- Inhalation › steam › assault
- Scald, scalding › steam › assault (accidental) (by) (from) (in)
- Scald, scalding › vapor › assault (accidental) (by) (from) (in)
- Assault › burning, burnsNEC › hot object › steam (homicidal) (by) (in)
- Assault › burning, burnsNEC › hot object › vapors (homicidal) (by) (in)
Excludes1 — never code together — inherited from X92-Y09
The conditions below can never be reported together with X98.0XXS 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 X98.0XXS existed?
X98.0XXS 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.