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. 2023 Dec 24;14:21501319231221002. doi: 10.1177/21501319231221002

Table 4.

Diseases and ICD-10 Coding Associated With PPI Prescriptions.

Category Severity ICD-10 code Description
Gastro-oesophageal focus diseases Mild B980 H. pylori infection
K219 NERD
K29 Gastritis and duodenitis
K300 Functional dyspepsia
R120 Heartburn
Severe E164 Zollinger-Ellison Syndrome
K25 Gastric ulcer
K26 Duodenal ulcer
K27 Peptic ulcer
K210 Erosive GORD
K227 Barret’s oesophagus
Other relevant diseases Does not apply A047 Clostridium difficile infection
A049 Small intestinal bacterial Overgrowth
B012 Pneumonia
J12-J16 and J18 Pneumonia