The ICD-10 code range for Diseases of esophagus, stomach and duodenum K20-K31 is medical classification list by the World Health Organization (WHO).
ICD-10 Code range (K20-K31), Diseases of esophagus, stomach and duodenum contains ICD-10 codes for Gastro-esophageal reflux disease, Gastro-esophageal reflux disease with esophagitis, Gastro-esophageal reflux disease without esophagitis
