T20.49XDBillable

Corrosion of unspecified degree of multiple sites of head, face, and neck, subsequent encounter

Short description: Corros unsp deg mult sites of head, face, and neck, subs

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
T20
Effective date
October 1, 2026

Related codes in category T20

Frequently asked questions

What is ICD-10 code T20.49XD?

T20.49XD is an ICD-10-CM diagnosis code for Corrosion of unspecified degree of multiple sites of head, face, and neck, subsequent encounter.

Is T20.49XD a billable code?

Yes. T20.49XD is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is T20.49XD in?

T20.49XD falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did T20.49XD become effective?

T20.49XD has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to T20.49XD?

T20.49XD belongs to category T20, 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.