K29Non-billable (header)

Gastritis and duodenitis

✗ Excludes 1(Not coded here)

•eosinophilic gastritis or gastroenteritis (K52.81)
•Zollinger-Ellison syndrome (E16.4)

Code Hierarchy

┌11Diseases of the digestive system (K00-K95)├K20-K31Diseases of esophagus, stomach and duodenum (K20-K31)├K29Gastritis and duodenitis

└K29Gastritis and duodenitis

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