K21 Gastro-esophageal reflux disease – ICD-10 Code, in K20-K31: Diseases of esophagus, stomach and duodenum
ICD-10-CM › XI – Diseases of the digestive system › K20-K31 – Diseases of esophagus, stomach and duodenum › K21 K21.0 – Gastro-esophageal reflux disease…