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T28 Burn and corrosion of other internal organs

ICD-10-CM category T28 sits in Chapter 20 (External causes of morbidity, V00-Y99). It contains 54 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Subcategories

T28.0 Burn of mouth and pharynxT28.1 Burn of esophagusT28.2 Burn of other parts of alimentary tractT28.3 Burn of internal genitourinary organsT28.4 Burns of other and unspecified internal organsT28.40 Burn of unspecified internal organT28.41 Burn of ear drumT28.411 Burn of right ear drumT28.412 Burn of left ear drumT28.419 Burn of unspecified ear drumT28.49 Burn of other internal organT28.5 Corrosion of mouth and pharynxT28.6 Corrosion of esophagusT28.7 Corrosion of other parts of alimentary tractT28.8 Corrosion of internal genitourinary organsT28.9 Corrosions of other and unspecified internal organsT28.90 Corrosions of unspecified internal organsT28.91 Corrosions of ear drumT28.911 Corrosions of right ear drumT28.912 Corrosions of left ear drumT28.919 Corrosions of unspecified ear drumT28.99 Corrosions of other internal organs

Billable codes in T28

CodeDescription
T28.0XXABurn of mouth and pharynx, initial encounter
T28.0XXDBurn of mouth and pharynx, subsequent encounter
T28.0XXSBurn of mouth and pharynx, sequela
T28.1XXABurn of esophagus, initial encounter
T28.1XXDBurn of esophagus, subsequent encounter
T28.1XXSBurn of esophagus, sequela
T28.2XXABurn of other parts of alimentary tract, initial encounter
T28.2XXDBurn of other parts of alimentary tract, subsequent encounter
T28.2XXSBurn of other parts of alimentary tract, sequela
T28.3XXABurn of internal genitourinary organs, initial encounter
T28.3XXDBurn of internal genitourinary organs, subsequent encounter
T28.3XXSBurn of internal genitourinary organs, sequela
T28.40XABurn of unspecified internal organ, initial encounter
T28.40XDBurn of unspecified internal organ, subsequent encounter
T28.40XSBurn of unspecified internal organ, sequela
T28.411ABurn of right ear drum, initial encounter
T28.411DBurn of right ear drum, subsequent encounter
T28.411SBurn of right ear drum, sequela
T28.412ABurn of left ear drum, initial encounter
T28.412DBurn of left ear drum, subsequent encounter
T28.412SBurn of left ear drum, sequela
T28.419ABurn of unspecified ear drum, initial encounter
T28.419DBurn of unspecified ear drum, subsequent encounter
T28.419SBurn of unspecified ear drum, sequela
T28.49XABurn of other internal organ, initial encounter
T28.49XDBurn of other internal organ, subsequent encounter
T28.49XSBurn of other internal organ, sequela
T28.5XXACorrosion of mouth and pharynx, initial encounter
T28.5XXDCorrosion of mouth and pharynx, subsequent encounter
T28.5XXSCorrosion of mouth and pharynx, sequela
T28.6XXACorrosion of esophagus, initial encounter
T28.6XXDCorrosion of esophagus, subsequent encounter
T28.6XXSCorrosion of esophagus, sequela
T28.7XXACorrosion of other parts of alimentary tract, initial encounter
T28.7XXDCorrosion of other parts of alimentary tract, subsequent encounter
T28.7XXSCorrosion of other parts of alimentary tract, sequela
T28.8XXACorrosion of internal genitourinary organs, initial encounter
T28.8XXDCorrosion of internal genitourinary organs, subsequent encounter
T28.8XXSCorrosion of internal genitourinary organs, sequela
T28.90XACorrosions of unspecified internal organs, initial encounter
T28.90XDCorrosions of unspecified internal organs, subsequent encounter
T28.90XSCorrosions of unspecified internal organs, sequela
T28.911ACorrosions of right ear drum, initial encounter
T28.911DCorrosions of right ear drum, subsequent encounter
T28.911SCorrosions of right ear drum, sequela
T28.912ACorrosions of left ear drum, initial encounter
T28.912DCorrosions of left ear drum, subsequent encounter
T28.912SCorrosions of left ear drum, sequela
T28.919ACorrosions of unspecified ear drum, initial encounter
T28.919DCorrosions of unspecified ear drum, subsequent encounter
T28.919SCorrosions of unspecified ear drum, sequela
T28.99XACorrosions of other internal organs, initial encounter
T28.99XDCorrosions of other internal organs, subsequent encounter
T28.99XSCorrosions of other internal organs, sequela

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