ICDcodes.org
FY2027

Y37.100DMilitary operations involving unspecified destruction of aircraft, military personnel, subsequent encounter

BillableUnspecified

Is Y37.100D billable?

Yes, but Y37.100D is an unspecified code. Y37.100D is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, Y37.100D 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 Y37.100D — the more specific alternatives are listed below.

Y37.100D at a glance

CodeY37.100D
DescriptionMilitary operations involving unspecified destruction of aircraft, military personnel, subsequent encounter
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027
7th character "D"subsequent encounter

What does the 7th character "D" mean in Y37.100D?

In Y37.100D, the 7th character D means subsequent encounter. The 7th character is required for Y37.100D to be a valid, complete code.

Same condition, different episode of care — switch the 7th character:

How is Y37.100D listed in the External Cause Index?

The External Cause of Injuries Index lists these routes under Y37.10, the nearest indexed parent of Y37.100D. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.

  • Military operationsdestruction of 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 Y37.100D 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 Y37.100D existed?

Y37.100D 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.