T22.549SBillable

Corrosion of first degree of unspecified axilla, sequela

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 T22.549S?

T22.549S is an ICD-10-CM diagnosis code for Corrosion of first degree of unspecified axilla, sequela.

Is T22.549S a billable code?

Yes. T22.549S is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is T22.549S in?

T22.549S falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T22.549S become effective?

T22.549S has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T22.549S?

T22.549S 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.