K31.A11
BillableGastric intestinal metaplasia without dysplasia, involving the antrum
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
A change in the stomach lining cells in the lower part of the stomach (antrum) where normal tissue is replaced by intestinal-type tissue without abnormal cell growth.
Coding Tips
- •Document that dysplasia is absent to support this specific code
- •Correlate with endoscopy findings and pathology reports for accuracy
Code Hierarchy
└K31Other diseases of stomach and duodenum└K31.AGastric intestinal metaplasia└K31.A1Gastric intestinal metaplasia without dysplasia└K31.A11Gastric intestinal metaplasia without dysplasia, involving the antrum
└K31.A11Gastric intestinal metaplasia without dysplasia, involving the antrum