ICD9.US
DISEASES OF THE DIGESTIVE SYSTEM
DISEASES OF ESOPHAGUS, STOMACH, AND DUODENUM
Gastritis and duodenitis
Acute gastritis
535.0
Acute gastritis
ACUTE GASTRTIS W/O HMRHG
The following fifth-digit subclassification is for use with category 535:
535.00 without mention of hemorrhage
535.01 with hemorrhage