Wiki crohn's disease

ICD-9-CM code Description

555.0 Small intestine Ileitis: regional segmental terminalRegional enteritis or
Crohn's disease of: duodenum, ileum, jejunum

555.1 Large intestine Colitis: granulomatous regional transmural
Regional enteritis or Crohn's disease of: colon large bowel rectum

555.2 Small intestine with large intestine Regional ileocolitis
555.9 Unspecified site Crohn's disease NOS Regional enteritis NOS
 
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