Y37.121 — Military operations involving destruction of aircraft due to collision with other aircraft, civilian
Is Y37.121 billable?
No — Y37.121 is a non-billable header code. Y37.121 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath Y37.121.
Billable codes under this header
- Y37.121AMilitary operations involving destruction of aircraft due to collision with other aircraft, civilian, initial encounter
- Y37.121DMilitary operations involving destruction of aircraft due to collision with other aircraft, civilian, subsequent encounter
- Y37.121SMilitary operations involving destruction of aircraft due to collision with other aircraft, civilian, sequela
Y37.121 at a glance
| Code | Y37.121 |
|---|---|
| Description | Military operations involving destruction of aircraft due to collision with other aircraft, civilian |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is Y37.121 listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under Y37.12, the nearest indexed parent of Y37.121. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Military operations › destruction of aircraft › due to › collision with other aircraft (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 Y37.121 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.-)
What codes fall under Y37.121? (3)
- Y37.121AMilitary operations involving destruction of aircraft due to collision with other aircraft, civilian, initial encounter
- Y37.121DMilitary operations involving destruction of aircraft due to collision with other aircraft, civilian, subsequent encounter
- Y37.121SMilitary operations involving destruction of aircraft due to collision with other aircraft, civilian, sequela
How long has Y37.121 existed?
Y37.121 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.