Y37.7X — Military operations involving chemical weapons and other forms of unconventional warfare
Is Y37.7X billable?
No — Y37.7X is a non-billable header code. Y37.7X 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 6 billable codes beneath Y37.7X.
Billable codes under this header
- Y37.7X0AMilitary operations involving chemical weapons and other forms of unconventional warfare, military personnel, initial encounter
- Y37.7X0DMilitary operations involving chemical weapons and other forms of unconventional warfare, military personnel, subsequent encounter
- Y37.7X0SMilitary operations involving chemical weapons and other forms of unconventional warfare, military personnel, sequela
- Y37.7X1AMilitary operations involving chemical weapons and other forms of unconventional warfare, civilian, initial encounter
- Y37.7X1DMilitary operations involving chemical weapons and other forms of unconventional warfare, civilian, subsequent encounter
- Y37.7X1SMilitary operations involving chemical weapons and other forms of unconventional warfare, civilian, sequela
Y37.7X at a glance
| Code | Y37.7X |
|---|---|
| Description | Military operations involving chemical weapons and other forms of unconventional warfare |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is Y37.7X listed in the External Cause Index?
These are the routes through the External Cause of Injuries Index that lead to Y37.7X — how the injury happened, rather than what the injury was.
- Military operations › chemical weapons (injuries to military and civilians occuring during peacetime on military property and during routine military exercises and operations) (by) (from) (involving)
- Military operations › unconventional warfare NEC (injuries to military and civilians occuring during peacetime on military property and during routine military exercises and operations) (by) (from) (involving)
- Military operations › warfare › unconventional NEC (injuries to military and civilians occuring during peacetime on military property and during routine military exercises and operations) (by) (from) (involving)
- Military operations › weapons › chemical (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 Y37.7X 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 Y37.7
The conditions below can never be reported together with Y37.7X on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
What codes fall under Y37.7X? (2)
How long has Y37.7X existed?
Y37.7X 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.