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ICD-10-CM · FY 2026 APRIL UPDATE

T32

Corrosions classified according to extent of body surface involved

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
T32.0Corrosions involving less than 10% of body surfaceBillable
T32.1Corrosions involving 10-19% of body surfaceCategory
T32.10Corrosions involving 10-19% of body surface with 0% to 9% third degree corrosionBillable
T32.11Corrosions involving 10-19% of body surface with 10-19% third degree corrosionBillable
T32.2Corrosions involving 20-29% of body surfaceCategory
T32.20Corrosions involving 20-29% of body surface with 0% to 9% third degree corrosionBillable
T32.21Corrosions involving 20-29% of body surface with 10-19% third degree corrosionBillable
T32.22Corrosions involving 20-29% of body surface with 20-29% third degree corrosionBillable
T32.3Corrosions involving 30-39% of body surfaceCategory
T32.30Corrosions involving 30-39% of body surface with 0% to 9% third degree corrosionBillable
T32.31Corrosions involving 30-39% of body surface with 10-19% third degree corrosionBillable
T32.32Corrosions involving 30-39% of body surface with 20-29% third degree corrosionBillable
T32.33Corrosions involving 30-39% of body surface with 30-39% third degree corrosionBillable
T32.4Corrosions involving 40-49% of body surfaceCategory
T32.40Corrosions involving 40-49% of body surface with 0% to 9% third degree corrosionBillable
T32.41Corrosions involving 40-49% of body surface with 10-19% third degree corrosionBillable
T32.42Corrosions involving 40-49% of body surface with 20-29% third degree corrosionBillable
T32.43Corrosions involving 40-49% of body surface with 30-39% third degree corrosionBillable
T32.44Corrosions involving 40-49% of body surface with 40-49% third degree corrosionBillable
T32.5Corrosions involving 50-59% of body surfaceCategory
T32.50Corrosions involving 50-59% of body surface with 0% to 9% third degree corrosionBillable
T32.51Corrosions involving 50-59% of body surface with 10-19% third degree corrosionBillable
T32.52Corrosions involving 50-59% of body surface with 20-29% third degree corrosionBillable
T32.53Corrosions involving 50-59% of body surface with 30-39% third degree corrosionBillable
T32.54Corrosions involving 50-59% of body surface with 40-49% third degree corrosionBillable
T32.55Corrosions involving 50-59% of body surface with 50-59% third degree corrosionBillable
T32.6Corrosions involving 60-69% of body surfaceCategory
T32.60Corrosions involving 60-69% of body surface with 0% to 9% third degree corrosionBillable
T32.61Corrosions involving 60-69% of body surface with 10-19% third degree corrosionBillable
T32.62Corrosions involving 60-69% of body surface with 20-29% third degree corrosionBillable

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.