T28
ICD-10Non-billable categoryBurn and corrosion of other internal organs
Official ICD-10-CM descriptor (FY2026)
Burn and corrosion of other internal organs
T28 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.
Use additional code
Report an additional code to identify the associated condition.
- external cause code to identify the source and intent of the burn (X00-X19, X75-X77, X96-X98)
- external cause code to identify place (Y92)
7th character
- The appropriate 7th character is to be added to each code from category T28
Permitted 7th characters
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
More specific codes under T28
- T28.0Burn of mouth and pharynxcategory
- T28.1Burn of esophaguscategory
- T28.2Burn of other parts of alimentary tractcategory
- T28.3Burn of internal genitourinary organscategory
- T28.4Burns of other and unspecified internal organscategory
- T28.5Corrosion of mouth and pharynxcategory
- T28.6Corrosion of esophaguscategory
- T28.7Corrosion of other parts of alimentary tractcategory
- T28.8Corrosion of internal genitourinary organscategory
- T28.9Corrosions of other and unspecified internal organscategory
Where this code sits
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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.