Is Y36.6 a billable code?
No. Y36.6 is a header code that groups 6 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
Y36.6: War operations involving biological weapons
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
Y36.6 groups related diagnoses under war operations involving biological weapons. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under Y36.6
- Y36.6X0AWar operations involving biological weapons, military personnel, initial encounter
- Y36.6X0DWar operations involving biological weapons, military personnel, subsequent encounter
- Y36.6X0SWar operations involving biological weapons, military personnel, sequela
- Y36.6X1AWar operations involving biological weapons, civilian, initial encounter
- Y36.6X1DWar operations involving biological weapons, civilian, subsequent encounter
- Y36.6X1SWar operations involving biological weapons, civilian, sequela
Other codes in Y36 Operations of war
- Y36.0War operations involving explosion of marine weaponsheader
- Y36.1War operations involving destruction of aircraftheader
- Y36.2War operations involving other explosions and fragmentsheader
- Y36.3War operations involving fires, conflagrations and hot substancesheader
- Y36.4War operations involving firearm discharge and other forms of conventional warfareheader
- Y36.5War operations involving nuclear weaponsheader
- Y36.7War operations involving chemical weapons and other forms of unconventional warfareheader
- Y36.8War operations occurring after cessation of hostilitiesheader
- Y36.9Other and unspecified war operationsheader
- Y36.ABlast overpressure in war operationsheader
Y36.6 questions
What does Y36.6 mean?
Y36.6 is the ICD-10-CM code for War operations involving biological weapons. It is in chapter 21, External causes of morbidity (V00-Y99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.