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.
Official description
Y64Contaminated medical or biological substances
ICD-10-CM diagnosis code · United States clinical modification
Where Y64 sits
- 1
Chapter 20
External causes of morbidity (V00-Y99)
- 2
Section
Complications of medical and surgical care (Y62-Y84)
- 3
Category Y64
Contaminated medical or biological substances
- 4
Code Y64
Contaminated medical or biological substances
Codes under Y64
Y64 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Y64.0Contaminated medical or biological substance, transfused or infusedY64.1Contaminated medical or biological substance, injected or used for immunizationY64.8Contaminated medical or biological substance administered by other meansY64.9Contaminated medical or biological substance administered by unspecified meansNotes 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.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
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.
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.