T20-T25

Non-Billable
ChapterS00–T88
Rankblock
Official Description

Burns and corrosions of external body surface, specified by site (T20-T25)

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).

CH19 Parent Instructions

Excludes2(Not included here)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)

Instructional Notes

Includes
  • burns and corrosions of first degree [erythema]
  • burns and corrosions of second degree [blisters][epidermal loss]
  • burns and corrosions of third degree [deep necrosis of underlying tissue] [full- thickness skin loss]
Use Additional Code
  • code from category T31 or T32 to identify extent of body surface involved

Clinical Hierarchy

CH19Injury, poisoning and certain other consequences of external causes (S00-T88)
T20-T25Burns and corrosions of external body surface, specified by site (T20-T25)
T20Burn and corrosion of head, face, and neck
T21Burn and corrosion of trunk
T22Burn and corrosion of shoulder and upper limb, except wrist and hand
T23Burn and corrosion of wrist and hand
T24Burn and corrosion of lower limb, except ankle and foot
T25Burn and corrosion of ankle and foot

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T20-T25:

chapterCH19
Injury, poisoning and certain other consequences of external causes (S00-T88)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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