Ulcerative (chronic) rectosigmoiditis w unsp complications

This code signifies chronic inflammation of the rectum and sigmoid colon, characteristic of ulcerative colitis, where the specific complication is not documented. It indicates the presence of an ulcerated mucosal lining within these lower gastrointestinal segments.

Apply this code when documentation confirms ulcerative rectosigmoiditis, and a complication is present but its specific nature (e.g., hemorrhage, stricture, fistula) is not specified by the provider. This is appropriate when the physician explicitly states "unspecified complications" or when a complication is noted without further detail.

• Ensure the documentation clearly states "ulcerative" rectosigmoiditis to differentiate from other forms of colitis.
• Avoid using this code if a specific complication (e.g., hemorrhage, fistula, stricture) is documented; instead, use the more specific K51.31 codes.
• Always query the provider for clarification if a complication is mentioned but not specified, to allow for more precise coding.