Y27.9XXS — Contact with unspecified hot objects, undetermined intent, sequela
Is Y27.9XXS billable?
Yes, but Y27.9XXS is an unspecified code. Y27.9XXS is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, Y27.9XXS is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting Y27.9XXS — the more specific alternatives are listed below.
More specific alternatives
- Y27.0XXSContact with steam and hot vapors, undetermined intent, sequela
- Y27.1XXSContact with hot tap water, undetermined intent, sequela
- Y27.2XXSContact with hot fluids, undetermined intent, sequela
- Y27.3XXSContact with hot household appliance, undetermined intent, sequela
- Y27.8XXSContact with other hot objects, undetermined intent, sequela
Y27.9XXS at a glance
| Code | Y27.9XXS |
|---|---|
| Description | Contact with unspecified hot objects, undetermined intent, 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 Y27.9XXS?
In Y27.9XXS, the 7th character S means sequela. The 7th character is required for Y27.9XXS to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is Y27.9XXS listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under Y27.9, the nearest indexed parent of Y27.9XXS. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Undetermined intent › hot object (contact) (exposure)
- Contact › with › hot › household appliance › object NEC › stated as undetermined whether accidental or intentional (accidental)
How long has Y27.9XXS existed?
Y27.9XXS 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.