T31 – Burns classified according to extent of body surface involved

ICD-10-CM 2027 diagnosis code · Burns and corrosions of multiple and unspecified body regions

Non-billable header

ICD-10-CM code T31

Code: T31 (claims format: T31)
Description: Burns classified according to extent of body surface involved
Short description: Burns classified accord extent body involv
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 19. Injury, poisoning and certain other consequences of external causes (S00-T88)
Block: T30-T32 Burns and corrosions of multiple and unspecified body regions

Billable codes under T31

T31 is a header code and cannot be used on claims. Choose the most specific code:

T31.0 – Burns involving less than 10% of body surfaceBillable
T31.1 – Burns involving 10-19% of body surfaceHeader (more codes below)
T31.2 – Burns involving 20-29% of body surfaceHeader (more codes below)
T31.3 – Burns involving 30-39% of body surfaceHeader (more codes below)
T31.4 – Burns involving 40-49% of body surfaceHeader (more codes below)
T31.5 – Burns involving 50-59% of body surfaceHeader (more codes below)
T31.6 – Burns involving 60-69% of body surfaceHeader (more codes below)
T31.7 – Burns involving 70-79% of body surfaceHeader (more codes below)
T31.8 – Burns involving 80-89% of body surfaceHeader (more codes below)
T31.9 – Burns involving 90% or more of body surfaceHeader (more codes below)

Notes for T31

Notes:

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.

Frequently asked questions

What is ICD-10 code T31?

T31 is the ICD-10-CM code for burns classified according to extent of body surface involved, in the block T30-T32 (Burns and corrosions of multiple and unspecified body regions).

Is T31 a billable code?

No. T31 is a header code with more specific child codes; report one of the billable codes listed above.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.