ICDcodes.org
FY2027

Y36.890AUnspecified war operations occurring after cessation of hostilities, military personnel, initial encounter

BillableUnspecified

Is Y36.890A billable?

Yes, but Y36.890A is an unspecified code. Y36.890A is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, Y36.890A 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 Y36.890A — the more specific alternatives are listed below.

Y36.890A at a glance

CodeY36.890A
DescriptionUnspecified war operations occurring after cessation of hostilities, military personnel, initial encounter
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027
7th character "A"initial encounter

What does the 7th character "A" mean in Y36.890A?

In Y36.890A, the 7th character A means initial encounter. The 7th character is required for Y36.890A to be a valid, complete code.

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

How is Y36.890A listed in the External Cause Index?

The External Cause of Injuries Index lists these routes under Y36.89, the nearest indexed parent of Y36.890A. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.

  • War operationsafter cessation of hostilities (injuries to military personnel and civilians during war, civil insurrection and peacekeeping missions) (by) (from) (involving)

Excludes1 — never code together — inherited from Y36

The conditions below can never be reported together with Y36.890A 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 Y36.890A existed?

Y36.890A 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.