Y38.3X3A — Terrorism involving fires, conflagration and hot substances, terrorist injured, initial encounter

Billable

Is Y38.3X3A billable?

Yes — Y38.3X3A is billable for FY2027. Y38.3X3A is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. Y38.3X3A may be submitted for encounters from October 1, 2026 through September 30, 2027.

Y38.3X3A at a glance

Code	Y38.3X3A
Description	Terrorism involving fires, conflagration and hot substances, terrorist injured, initial encounter
Billable	Yes
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027
7th character "A"	initial encounter

What does the 7th character "A" mean in Y38.3X3A?

In Y38.3X3A, the 7th character A means initial encounter. The 7th character is required for Y38.3X3A to be a valid, complete code.

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

How is Y38.3X3A listed in the External Cause Index?

The External Cause of Injuries Index lists these routes under Y38.3X, the nearest indexed parent of Y38.3X3A. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.

Terrorism › conflagration (involving)
Terrorism › fire (involving)
Terrorism › hot substances (involving)

Excludes1 — never code together — inherited from Y38.3

The conditions below can never be reported together with Y38.3X3A on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

terrorism involving fire or heat of nuclear weapon (Y38.5)

Use additional code — inherited from Y38

Report an additional code alongside Y38.3X3A to fully describe the condition. Y38.3X3A is sequenced first.

code for place of occurrence (Y92.-)

How long has Y38.3X3A existed?

Y38.3X3A 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.