W35Header code — not billable

Explosion and rupture of boiler

Chapter
20. External causes of morbidity
Category
W35
Effective date
October 1, 2026

Related codes in category W35

W35.XXXAExplosion and rupture of boiler, initial encounterYesW35.XXXDExplosion and rupture of boiler, subsequent encounterYesW35.XXXSExplosion and rupture of boiler, sequelaYes

Frequently asked questions

What is ICD-10 code W35?

W35 is an ICD-10-CM diagnosis code for Explosion and rupture of boiler.

Is W35 a billable code?

No. W35 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 W35 in?

W35 falls under Chapter 20: External causes of morbidity.

When did W35 become effective?

W35 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to W35?

W35 belongs to category W35, 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.