T18 Foreign body in alimentary tract
ICD-10-CM category T18 sits in Chapter 20 (External causes of morbidity, V00-Y99). It contains 45 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
T18.0 Foreign body in mouthT18.1 Foreign body in esophagusT18.10 Unspecified foreign body in esophagusT18.100 Unsp fb in esophagus causing compression of tracheaT18.108 Unspecified foreign body in esophagus causing other injuryT18.11 Gastric contents in esophagusT18.110 Gastric contents in esophagus causing compression of tracheaT18.118 Gastric contents in esophagus causing other injuryT18.12 Food in esophagusT18.120 Food in esophagus causing compression of tracheaT18.128 Food in esophagus causing other injuryT18.19 Other foreign object in esophagusT18.190 Oth foreign object in esophagus causing comprsn of tracheaT18.198 Other foreign object in esophagus causing other injuryT18.2 Foreign body in stomachT18.3 Foreign body in small intestineT18.4 Foreign body in colonT18.5 Foreign body in anus and rectumT18.8 Foreign body in other parts of alimentary tractT18.9 Foreign body of alimentary tract, part unspecified
Billable codes in T18
| Code | Description |
|---|---|
T18.0XXA | Foreign body in mouth, initial encounter |
T18.0XXD | Foreign body in mouth, subsequent encounter |
T18.0XXS | Foreign body in mouth, sequela |
T18.100A | Unspecified foreign body in esophagus causing compression of trachea, initial encounter |
T18.100D | Unspecified foreign body in esophagus causing compression of trachea, subsequent encounter |
T18.100S | Unspecified foreign body in esophagus causing compression of trachea, sequela |
T18.108A | Unspecified foreign body in esophagus causing other injury, initial encounter |
T18.108D | Unspecified foreign body in esophagus causing other injury, subsequent encounter |
T18.108S | Unspecified foreign body in esophagus causing other injury, sequela |
T18.110A | Gastric contents in esophagus causing compression of trachea, initial encounter |
T18.110D | Gastric contents in esophagus causing compression of trachea, subsequent encounter |
T18.110S | Gastric contents in esophagus causing compression of trachea, sequela |
T18.118A | Gastric contents in esophagus causing other injury, initial encounter |
T18.118D | Gastric contents in esophagus causing other injury, subsequent encounter |
T18.118S | Gastric contents in esophagus causing other injury, sequela |
T18.120A | Food in esophagus causing compression of trachea, initial encounter |
T18.120D | Food in esophagus causing compression of trachea, subsequent encounter |
T18.120S | Food in esophagus causing compression of trachea, sequela |
T18.128A | Food in esophagus causing other injury, initial encounter |
T18.128D | Food in esophagus causing other injury, subsequent encounter |
T18.128S | Food in esophagus causing other injury, sequela |
T18.190A | Other foreign object in esophagus causing compression of trachea, initial encounter |
T18.190D | Other foreign object in esophagus causing compression of trachea, subsequent encounter |
T18.190S | Other foreign object in esophagus causing compression of trachea, sequela |
T18.198A | Other foreign object in esophagus causing other injury, initial encounter |
T18.198D | Other foreign object in esophagus causing other injury, subsequent encounter |
T18.198S | Other foreign object in esophagus causing other injury, sequela |
T18.2XXA | Foreign body in stomach, initial encounter |
T18.2XXD | Foreign body in stomach, subsequent encounter |
T18.2XXS | Foreign body in stomach, sequela |
T18.3XXA | Foreign body in small intestine, initial encounter |
T18.3XXD | Foreign body in small intestine, subsequent encounter |
T18.3XXS | Foreign body in small intestine, sequela |
T18.4XXA | Foreign body in colon, initial encounter |
T18.4XXD | Foreign body in colon, subsequent encounter |
T18.4XXS | Foreign body in colon, sequela |
T18.5XXA | Foreign body in anus and rectum, initial encounter |
T18.5XXD | Foreign body in anus and rectum, subsequent encounter |
T18.5XXS | Foreign body in anus and rectum, sequela |
T18.8XXA | Foreign body in other parts of alimentary tract, initial encounter |
T18.8XXD | Foreign body in other parts of alimentary tract, subsequent encounter |
T18.8XXS | Foreign body in other parts of alimentary tract, sequela |
T18.9XXA | Foreign body of alimentary tract, part unspecified, initial encounter |
T18.9XXD | Foreign body of alimentary tract, part unspecified, subsequent encounter |
T18.9XXS | Foreign body of alimentary tract, part unspecified, sequela |
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