MCMCB Pro
Y38.4X3

Y38.4X3Terrorism involving firearms, terrorist injured

Non-billable headerICD-10-CM

Y38.4X3 is a non-billable header ICD-10-CM code for terrorism involving firearms, terrorist injured. 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

Risk adjustment

Y38.4X3 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead Y38.4X3

3 child codes. Green means billable.

Related codes at this level

Codes that share Y38.4X. If Y38.4X3 is not quite right, the correct code is usually one of these.

Questions about Y38.4X3

Is Y38.4X3 a billable ICD-10-CM code?
No. Y38.4X3 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does Y38.4X3 sit in the tabular list?
External causes of morbidity (V00-Y99), in the block Legal intervention, operations of war, military operations, and terrorism (Y35-Y38).
ICD-10-CMFY2026-Apr· effective April 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.