T24.729Header code — not billable

Corrosion of third degree of unspecified knee

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
T24
Effective date
October 1, 2026

Related codes in category T24

Frequently asked questions

What is ICD-10 code T24.729?

T24.729 is an ICD-10-CM diagnosis code for Corrosion of third degree of unspecified knee.

Is T24.729 a billable code?

No. T24.729 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 T24.729 in?

T24.729 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T24.729 become effective?

T24.729 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T24.729?

T24.729 belongs to category T24, 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.