T32
ICD-10Non-billable categoryCorrosions classified accord extent body involv
Official ICD-10-CM descriptor (FY2026)
Corrosions classified according to extent of body surface involved
T32 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Notes
- This category is to be used as the primary code only when the site of the corrosion is unspecified. It may be used as a supplementary code with categories T20-T25 when the site is specified.
More specific codes under T32
- T32.0Corrosions involving less than 10% of body surface
- T32.1Corrosions involving 10-19% of body surfacecategory
- T32.2Corrosions involving 20-29% of body surfacecategory
- T32.3Corrosions involving 30-39% of body surfacecategory
- T32.4Corrosions involving 40-49% of body surfacecategory
- T32.5Corrosions involving 50-59% of body surfacecategory
- T32.6Corrosions involving 60-69% of body surfacecategory
- T32.7Corrosions involving 70-79% of body surfacecategory
- T32.8Corrosions involving 80-89% of body surfacecategory
- T32.9Corrosions involving 90% or more of body surfacecategory
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.