T21.31XABillable

Burn of third degree of chest wall, initial encounter

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 T21.31XA?

T21.31XA is an ICD-10-CM diagnosis code for Burn of third degree of chest wall, initial encounter.

Is T21.31XA a billable code?

Yes. T21.31XA is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is T21.31XA in?

T21.31XA falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T21.31XA become effective?

T21.31XA has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T21.31XA?

T21.31XA 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.