K31.A19
ICD-10-CMGastric intestinal metaplasia without dysplasia, unspecified site
This code signifies the presence of gastric intestinal metaplasia (GIM) where the normal stomach lining has transformed to resemble intestinal tissue, but without any evidence of abnormal cell growth (dysplasia). It indicates a pre-malignant condition that requires surveillance but is not yet cancerous. The "unspecified site" denotes that the exact location within the stomach is not documented.
Use this code when documentation confirms gastric intestinal metaplasia without dysplasia, and the specific anatomical site (e.g., antrum, body, cardia) is not specified in the pathology report or clinical notes. This code is appropriate for patients undergoing endoscopic surveillance or follow-up for GIM. Documentation must explicitly state "without dysplasia."
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