T28

Non-Billable

ChapterS00–T88

Rankcategory

Official Description

Burn and corrosion of other internal organs

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).

CH19 Parent Instructions

Excludes2(Not included here)

birth trauma (P10-P15)
obstetric trauma (O70-O71)

Use Additional Code

code to identify any retained foreign body, if applicable (Z18.-)

Instructional Notes

Use Additional Code

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)

Clinical Hierarchy

CH19Injury, poisoning and certain other consequences of external causes (S00-T88)

T26-T28Burns and corrosions confined to eye and internal organs (T26-T28)

T28Burn and corrosion of other internal organs

T28.0Burn of mouth and pharynx

T28.1Burn of esophagus

T28.2Burn of other parts of alimentary tract

T28.3Burn of internal genitourinary organs

T28.4Burns of other and unspecified internal organs

T28.5Corrosion of mouth and pharynx

T28.6Corrosion of esophagus

T28.7Corrosion of other parts of alimentary tract

T28.8Corrosion of internal genitourinary organs

T28.9Corrosions of other and unspecified internal organs

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T28:

chapterCH19

Injury, poisoning and certain other consequences of external causes (S00-T88)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to T28. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths

Burn (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)25 unique routes

alimentary tract NEC→T28(4 variants)

esophagus→T28

mouth→T28

pharynx→T28

cervix→T28

colon→T28

esophagus→T28

gastrointestinal tract NEC→T28(2 variants)

from swallowing caustic or corrosive substance→T28

genital organs(2 variants)