T22.591Header code — not billable

Corrosion of first degree of multiple sites of right shoulder and upper limb, except wrist and hand

Short description: Corros 1st deg mult sites of right shldr/up lmb, ex wrs/hnd

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
T22
Effective date
October 1, 2026

Related codes in category T22

Frequently asked questions

What is ICD-10 code T22.591?

T22.591 is an ICD-10-CM diagnosis code for Corrosion of first degree of multiple sites of right shoulder and upper limb, except wrist and hand.

Is T22.591 a billable code?

No. T22.591 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 T22.591 in?

T22.591 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T22.591 become effective?

T22.591 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T22.591?

T22.591 belongs to category T22, 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.