ICD-9-CM diagnosis code (retired)
935.1 — Foreign body in esophagus
About ICD-9-CM 935.1
935.1 is an ICD-9-CM diagnosis code for foreign body in esophagus. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-CM took over.
The CMS General Equivalence Mappings translate it to 8 ICD-10-CM codes, such as T18.100A (Unspecified foreign body in esophagus causing compression of trachea, initial encounter), T18.108A (Unspecified foreign body in esophagus causing other injury, initial encounter) and T18.110A (Gastric contents in esophagus causing compression of trachea, initial encounter). All of these are approximate matches, so review the record to pick the right one.
ICD-10-CM equivalents
- T18.100AUnspecified foreign body in esophagus causing compression of trachea, initial encounterapproximate
- T18.108AUnspecified foreign body in esophagus causing other injury, initial encounterapproximate
- T18.110AGastric contents in esophagus causing compression of trachea, initial encounterapproximate
- T18.118AGastric contents in esophagus causing other injury, initial encounterapproximate
- T18.120AFood in esophagus causing compression of trachea, initial encounterapproximate
- T18.128AFood in esophagus causing other injury, initial encounterapproximate
- T18.190AOther foreign object in esophagus causing compression of trachea, initial encounterapproximate
- T18.198AOther foreign object in esophagus causing other injury, initial encounterapproximate
Common questions about 935.1
GEMs are a translation aid, not a substitute for coding from the record. The 2027 ICD-10 code set has changed since the last GEMs release in 2018. Page updated September 29, 2026.