U.S. ICD-10-CM · FY 2027

Y64 ICD-10-CM Code: Contaminated medical or biological substances

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

Code definition

Official description

Y64

Contaminated medical or biological substances

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

Classification

Where Y64 sits

  1. 1

    Chapter 20

    External causes of morbidity (V00-Y99)

  2. 2

    Section

    Complications of medical and surgical care (Y62-Y84)

  3. 3

    Category Y64

    Contaminated medical or biological substances

  4. 4

    Code Y64

    Contaminated medical or biological substances

More specific choices

Codes under Y64

Y64 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for Y64.

Code first

No “code first” instruction is listed for Y64.

Use additional code

No “use additional code” instruction is listed for Y64.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for Y64.

Excludes2

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

No Excludes2 note is listed for Y64.

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 Y64 mean?

Y64 is the FY 2027 U.S. ICD-10-CM code for “Contaminated medical or biological substances.”

Is Y64 a billable or specific ICD-10-CM code?

No. Y64 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is Y64 located in ICD-10-CM?

Y64 is listed in Chapter 20, External causes of morbidity (V00-Y99), within Complications of medical and surgical care (Y62-Y84) (Y62–Y84), under category Y64, Contaminated medical or biological substances.

What coding notes are listed for Y64?

No inclusion terms are listed for Y64 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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