T23.7Header code — not billable

Corrosion of third degree of wrist and hand

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
T23
Effective date
October 1, 2026

Related codes in category T23

Frequently asked questions

What is ICD-10 code T23.7?

T23.7 is an ICD-10-CM diagnosis code for Corrosion of third degree of wrist and hand.

Is T23.7 a billable code?

No. T23.7 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 T23.7 in?

T23.7 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T23.7 become effective?

T23.7 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T23.7?

T23.7 belongs to category T23, 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.