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ICD-10-CM · FY 2026 APRIL UPDATE

T21.1

Burn of first degree of trunk

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
T21.10Burn of first degree of trunk, unspecified siteCategory
T21.10XABurn of first degree of trunk, unspecified site, initial encounterBillable
T21.10XDBurn of first degree of trunk, unspecified site, subsequent encounterBillable
T21.10XSBurn of first degree of trunk, unspecified site, sequelaBillable
T21.11Burn of first degree of chest wallCategory
T21.11XABurn of first degree of chest wall, initial encounterBillable
T21.11XDBurn of first degree of chest wall, subsequent encounterBillable
T21.11XSBurn of first degree of chest wall, sequelaBillable
T21.12Burn of first degree of abdominal wallCategory
T21.12XABurn of first degree of abdominal wall, initial encounterBillable
T21.12XDBurn of first degree of abdominal wall, subsequent encounterBillable
T21.12XSBurn of first degree of abdominal wall, sequelaBillable
T21.13Burn of first degree of upper backCategory
T21.13XABurn of first degree of upper back, initial encounterBillable
T21.13XDBurn of first degree of upper back, subsequent encounterBillable
T21.13XSBurn of first degree of upper back, sequelaBillable
T21.14Burn of first degree of lower backCategory
T21.14XABurn of first degree of lower back, initial encounterBillable
T21.14XDBurn of first degree of lower back, subsequent encounterBillable
T21.14XSBurn of first degree of lower back, sequelaBillable
T21.15Burn of first degree of buttockCategory
T21.15XABurn of first degree of buttock, initial encounterBillable
T21.15XDBurn of first degree of buttock, subsequent encounterBillable
T21.15XSBurn of first degree of buttock, sequelaBillable
T21.16Burn of first degree of male genital regionCategory
T21.16XABurn of first degree of male genital region, initial encounterBillable
T21.16XDBurn of first degree of male genital region, subsequent encounterBillable
T21.16XSBurn of first degree of male genital region, sequelaBillable
T21.17Burn of first degree of female genital regionCategory
T21.17XABurn of first degree of female genital region, initial encounterBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.