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T31Non-billableSave

T31 - Burns classified according to extent of body surface involved

ICD-10-CM Chapter 19: Injury, poisoning and certain other consequences of external causes · T30-T32 Burns and corrosions of multiple and unspecified body regions (T30-T32) · Top-level category · FY2027

Coding Guidance

T31 is a non-billable heading. Report one of the 10 more specific codes below.

Includes, Excludes and Coding Notes

NotesFrom T31

Instructional notes from the ICD-10-CM tabular list.

  • This category is to be used as the primary code only when the site of the burn is unspecified. It should be used as a supplementary code with categories T20-T25 when the site is specified.
Excludes 2 — Not Included HereFrom Chapter S00-T88

Not part of this code; report both codes when the patient has both conditions.

  • birth trauma (P10-P15)
  • obstetric trauma (O70-O71)
Use Additional CodeFrom Chapter S00-T88

Add a secondary code to identify the associated condition or cause when it is documented.

  • code to identify any retained foreign body, if applicable (Z18.-)
NotesFrom Chapter S00-T88

Instructional notes from the ICD-10-CM tabular list.

  • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
  • The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.

More Specific Codes (10)

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→