S99.242Header code — not billable

Salter-Harris Type IV physeal fracture of phalanx of left toe

Short description: Sltr-haris Type IV physeal fracture of phalanx of left toe

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
S99
Effective date
October 1, 2026

Related codes in category S99

Frequently asked questions

What is ICD-10 code S99.242?

S99.242 is an ICD-10-CM diagnosis code for Salter-Harris Type IV physeal fracture of phalanx of left toe.

Is S99.242 a billable code?

No. S99.242 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 S99.242 in?

S99.242 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did S99.242 become effective?

S99.242 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to S99.242?

S99.242 belongs to category S99, 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.