T21.55XSBillable

Corrosion of first degree of buttock, sequela

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
T21
Effective date
October 1, 2026

Related codes in category T21

Frequently asked questions

What is ICD-10 code T21.55XS?

T21.55XS is an ICD-10-CM diagnosis code for Corrosion of first degree of buttock, sequela.

Is T21.55XS a billable code?

Yes. T21.55XS is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is T21.55XS in?

T21.55XS falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T21.55XS become effective?

T21.55XS has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T21.55XS?

T21.55XS belongs to category T21, 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.