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Y38.3X

Y38.3X: Terrorism involving fires, conflagration and hot substances

Non-billable headerICD-10-CM

Y38.3X is a non-billable header ICD-10-CM code for terrorism involving fires, conflagration and hot substances. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to each code from category Y38

A
initial encounter
D
subsequent encounter
S
sequela

Excludes1 inherited from the categories above Y38.3X

A category’s note binds every code beneath it.

Written on Y38.3: Terrorism involving fires, conflagration and hot substances

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

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead Y38.3X

3 child codes. Green means billable.

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.