Y64.9Billable

Contaminated medical or biological substance administered by unspecified means

Short description: Contaminated med/biolog sub administered by unsp means

Chapter
20. External causes of morbidity
Category
Y64
Effective date
October 1, 2026

Related codes in category Y64

Y64Contaminated medical or biological substancesY64.0Contaminated med/biolog sub, transfused or infusedYesY64.1Contaminated med/biolog sub, injected or used for immunizYesY64.8Contaminated med/biolog sub administered by oth meansYes

Frequently asked questions

What is ICD-10 code Y64.9?

Y64.9 is an ICD-10-CM diagnosis code for Contaminated medical or biological substance administered by unspecified means.

Is Y64.9 a billable code?

Yes. Y64.9 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is Y64.9 in?

Y64.9 falls under Chapter 20: External causes of morbidity.

When did Y64.9 become effective?

Y64.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to Y64.9?

Y64.9 belongs to category Y64, which includes 4 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.