Y36.490 – War operations involving other forms of conventional warfare, military personnel
ICD-10-CM 2027 diagnosis code · Legal intervention, operations of war, military operations, and terrorism
- Code
Y36.490(claims format:Y36490)- Description
- War operations involving other forms of conventional warfare, military personnel
- Short description
- War operations involving oth conventional warfare, milt
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 20. External causes of morbidity (V00-Y99)
- Block
- Y35-Y38 Legal intervention, operations of war, military operations, and terrorism
- Parent codes
- Y36 › Y36.4 › Y36.49
Billable codes under Y36.490
Y36.490 is a header code and cannot be used on claims. Choose the most specific code:
- Y36.490A – War operations involving other forms of conventional warfare, military personnel, initial encounterBillable
- Y36.490D – War operations involving other forms of conventional warfare, military personnel, subsequent encounterBillable
- Y36.490S – War operations involving other forms of conventional warfare, military personnel, sequelaBillable
7th character values
Codes in this category need a 7th character to describe the encounter or episode of care.
| Character | Meaning |
|---|---|
A | initial encounter |
D | subsequent encounter |
S | sequela |
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Y36 – Operations of war
- injuries to military personnel and civilians caused by war, civil insurrection, and peacekeeping missions
- The appropriate 7th character is to be added to each code from category Y36
Related codes in Y36.49
Frequently asked questions
What is ICD-10 code Y36.490?
Y36.490 is the ICD-10-CM code for war operations involving other forms of conventional warfare, military personnel, in the block Y35-Y38 (Legal intervention, operations of war, military operations, and terrorism).
Is Y36.490 a billable code?
No. Y36.490 is a header code with more specific child codes; report one of the billable codes listed above.
What category does Y36.490 belong to?
It belongs to category Y36 – Operations of war.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.