K51.91Non-billable (header)
Ulcerative colitis, unspecified, with complications
Code Hierarchy
┌11Diseases of the digestive system (K00-K95)├K50-K52Noninfective enteritis and colitis (K50-K52)├K51Ulcerative colitis
└K51.91Ulcerative colitis, unspecified, with complications
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