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ICD-10 K51.9 - Ulcerative colitis, unspecified
Chapter 11 Section K50-K52

K51.9

ICD-10 Not billable

Ulcerative colitis, unspecified

From Chapter 11:
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
From Section K50-K52:
  • noninfective inflammatory bowel disease
From Section K50-K52:
  • irritable bowel syndrome (K58.-)
  • megacolon (K59.3-)
K51.9 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
K51.90
Ulcerative colitis, unspecified, without complications
Billable
10
K51.91
Ulcerative colitis, unspecified, with complications
      
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