All ICD10 Codes

T31

Non-Billable
ChapterS00–T88
Rankcategory
Official Description

Burns classified according to extent of body surface involved

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.-)

Clinical Hierarchy

CH19Injury, poisoning and certain other consequences of external causes (S00-T88)
T30-T32Burns and corrosions of multiple and unspecified body regions (T30-T32)
T31Burns classified according to extent of body surface involved
T31.0Burns involving less than 10% of body surface
T31.1Burns involving 10-19% of body surface
T31.2Burns involving 20-29% of body surface
T31.3Burns involving 30-39% of body surface
T31.4Burns involving 40-49% of body surface
T31.5Burns involving 50-59% of body surface
T31.6Burns involving 60-69% of body surface
T31.7Burns involving 70-79% of body surface
T31.8Burns involving 80-89% of body surface
T31.9Burns involving 90% or more of body surface

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T31:

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

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to T31. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths
Burn (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)25 unique routes
extent (percentage of body surface)(25 variants)
10-19 percent→T31(3 variants)
with 0-9 percent third degree burns→T31
with 10-19 percent third degree burns→T31
20-29 percent→T31(4 variants)
with 0-9 percent third degree burns→T31
with 10-19 percent third degree burns→T31
with 20-29 percent third degree burns→T31
30-39 percent→T31(5 variants)
with 0-9 percent third degree burns→T31
with 10-19 percent third degree burns→T31
with 20-29 percent third degree burns→T31
with 30-39 percent third degree burns→T31
40-49 percent→T31(6 variants)
with 0-9 percent third degree burns→T31
with 10-19 percent third degree burns→T31
with 20-29 percent third degree burns→T31
with 30-39 percent third degree burns→T31
with 40-49 percent third degree burns→T31
50-59 percent→T31(7 variants)
with 0-9 percent third degree burns→T31
with 10-19 percent third degree burns→T31
with 20-29 percent third degree burns→T31
with 30-39 percent third degree burns→T31
with 40-49 percent third degree burns→T31
with 50-59 percent third degree burns→T31

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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