Y64: Contaminated medical or biological substances

Codes under Y64 (Contaminated medical or biological substances). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
Y64.0	Contaminated medical or biological substance, transfused or infused	✓
Y64.1	Contaminated medical or biological substance, injected or used for immunization	✓
Y64.8	Contaminated medical or biological substance administered by other means	✓
Y64.9	Contaminated medical or biological substance administered by unspecified means	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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