T22.421SBillable

Corrosion of unspecified degree of right elbow, 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 T22.421S?

T22.421S is an ICD-10-CM diagnosis code for Corrosion of unspecified degree of right elbow, sequela.

Is T22.421S a billable code?

Yes. T22.421S is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is T22.421S in?

T22.421S falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T22.421S become effective?

T22.421S has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T22.421S?

T22.421S 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.