Y26Header code — not billable

Exposure to smoke, fire and flames, undetermined intent

Chapter
20. External causes of morbidity
Category
Y26
Effective date
October 1, 2026

Related codes in category Y26

Y26.XXXAExposure to smoke, fire and flames, undet intent, initYesY26.XXXDExposure to smoke, fire and flames, undet intent, subsYesY26.XXXSExposure to smoke, fire and flames, undet intent, sequelaYes

Frequently asked questions

What is ICD-10 code Y26?

Y26 is an ICD-10-CM diagnosis code for Exposure to smoke, fire and flames, undetermined intent.

Is Y26 a billable code?

No. Y26 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is Y26 in?

Y26 falls under Chapter 20: External causes of morbidity.

When did Y26 become effective?

Y26 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to Y26?

Y26 belongs to category Y26, which includes 3 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.