Arthropathy following intestinal bypass, unsp shoulder

This code signifies joint disease (arthropathy) that develops as a complication after intestinal bypass surgery, affecting an unspecified shoulder joint. This condition is often inflammatory in nature, presenting with pain, swelling, and stiffness in the shoulder. It is a known, albeit less common, long-term sequela of bariatric or other intestinal bypass procedures.

Use this code when documentation clearly links shoulder arthropathy to a prior intestinal bypass procedure, and the specific shoulder (left or right) is not documented. This diagnosis requires a history of intestinal bypass surgery and clinical findings consistent with inflammatory or degenerative joint disease in the shoulder. Supporting documentation would include physician notes detailing the patient's history, symptoms, physical exam findings, and potentially imaging reports.

• Ensure the documentation explicitly states a connection between the arthropathy and the intestinal bypass; do not assume causation.
• If the specific shoulder (left or right) is documented, use the more specific codes M02.011 (right shoulder) or M02.012 (left shoulder).
• Code the underlying intestinal bypass procedure (e.g., Z98.84 for bariatric surgery status) as a secondary diagnosis if relevant to the current encounter.