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U.S. ICD-10-CM · FY 2027

Y36.6X1A ICD-10-CM Code: War operations involving biological weapons, civilian, initial encounter

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

Y36.6X1A

War operations involving biological weapons, civilian, initial encounter

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where Y36.6X1A sits

  1. 1

    Chapter 20

    External causes of morbidity (V00-Y99)

  2. 2

    Section

    Legal intervention, operations of war, military operations, and terrorism (Y35-Y38)

  3. 3

    Category Y36

    Operations of war

  4. 4

    Subcategory Y36.6X1

    War operations involving biological weapons, civilian

  5. 5

    Code Y36.6X1A

    War operations involving biological weapons, civilian, initial encounter

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for Y36.6X1A.

Code first

No “code first” instruction is listed for Y36.6X1A.

Use additional code

No “use additional code” instruction is listed for Y36.6X1A.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for Y36.6X1A.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for Y36.6X1A.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code Y36.6X1A mean?

Y36.6X1A is the FY 2027 U.S. ICD-10-CM code for “War operations involving biological weapons, civilian, initial encounter.”

Is Y36.6X1A a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, Y36.6X1A has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is Y36.6X1A located in ICD-10-CM?

Y36.6X1A is listed in Chapter 20, External causes of morbidity (V00-Y99), within Legal intervention, operations of war, military operations, and terrorism (Y35-Y38) (Y35–Y38), under category Y36, Operations of war and subcategory Y36.6X1, War operations involving biological weapons, civilian.

What coding notes are listed for Y36.6X1A?

No inclusion terms are listed for Y36.6X1A in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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