T63.61Header code — not billable

Toxic effect of contact with Portuguese Man-o-war

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
T63
Effective date
October 1, 2026

Related codes in category T63

Frequently asked questions

What is ICD-10 code T63.61?

T63.61 is an ICD-10-CM diagnosis code for Toxic effect of contact with Portuguese Man-o-war.

Is T63.61 a billable code?

No. T63.61 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 T63.61 in?

T63.61 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T63.61 become effective?

T63.61 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T63.61?

T63.61 belongs to category T63, which includes 12 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.