Y37.301S — Military operations involving unspecified fire, conflagration and hot substance, civilian, sequela
Is Y37.301S billable?
Yes, but Y37.301S is an unspecified code. Y37.301S is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, Y37.301S 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 Y37.301S — the more specific alternatives are listed below.
More specific alternatives
- Y37.310SMilitary operations involving gasoline bomb, military personnel, sequela
- Y37.320SMilitary operations involving incendiary bullet, military personnel, sequela
- Y37.330SMilitary operations involving flamethrower, military personnel, sequela
- Y37.390SMilitary operations involving other fires, conflagrations and hot substances, military personnel, sequela
Y37.301S at a glance
| Code | Y37.301S |
|---|---|
| Description | Military operations involving unspecified fire, conflagration and hot substance, civilian, 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 Y37.301S?
In Y37.301S, the 7th character S means sequela. The 7th character is required for Y37.301S to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is Y37.301S listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under Y37.30, the nearest indexed parent of Y37.301S. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Military operations › fire (injuries to military and civilians occuring during peacetime on military property and during routine military exercises and operations) (by) (from) (involving)
Excludes1 — never code together — inherited from Y37
The conditions below can never be reported together with Y37.301S on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- military aircraft involved in aircraft accident with civilian aircraft (V97.81-)
- military vehicles involved in transport accident with civilian vehicle (V09.01, V09.21, V19.81, V29.818, V39.81, V49.81, V59.81, V69.81, V79.81)
- military watercraft involved in water transport accident with civilian watercraft (V94.81-)
- war operations (Y36.-)
Excludes1 — never code together — inherited from Y37.3
The conditions below can never be reported together with Y37.301S on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- military operations involving fires and conflagrations aboard military aircraft (Y37.1-)
- military operations involving fires and conflagrations aboard military watercraft (Y37.0-)
- military operations involving fires and conflagrations caused indirectly by conventional weapons (Y37.2-)
- military operations involving fires and thermal effects of nuclear weapons (Y36.53-)
How long has Y37.301S existed?
Y37.301S 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.