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Taxonomy Codes
Diseases of the digestive system
Diseases of esophagus, stomach and duodenum (K20-K31)
Gastro-esophageal reflux disease (K21)
K21
- Gastro-esophageal reflux disease
K21.0
- Gastro-esophageal reflux disease with esophagitis
K21.00
- Gastro-esophageal reflux dis with esophagitis, without bleed
K21.01
- Gastro-esophageal reflux dis with esophagitis, with bleed
K21.9
- Gastro-esophageal reflux disease without esophagitis