T23.562Header code — not billable

Corrosion of first degree of back of left 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 T23.562?

T23.562 is an ICD-10-CM diagnosis code for Corrosion of first degree of back of left hand.

Is T23.562 a billable code?

No. T23.562 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 T23.562 in?

T23.562 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T23.562 become effective?

T23.562 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T23.562?

T23.562 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.