ICD-10-CM 2027
ICD-10 code for gastrointestinal allergy
Choose a code from the options below based on the documentation.
From the official ICD-10-CM alphabetic index entry “Allergy, allergic (reaction) (to) › gastrointestinal”. Page updated September 29, 2026.
About coding gastrointestinal allergy
The official ICD-10-CM index doesn't give a single default code for gastrointestinal allergy; the code depends on the details below.