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K59 - Other functional intestinal disorders


The ICD 10 Code for Other functional intestinal disorders is listed as K59.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: K59
Description: Other functional intestinal disorders
  • Excludes1: change in bowel habit NOS (R19.4)
  • intestinal malabsorption (K90.-)
  • psychogenic intestinal disorders (F45.8)
  • Excludes2: functional disorders of stomach (K31.-)
Chapter Diseases of the digestive system (K00-K95)
ICD-10-CM Children (deeper level / typically more specific) of K59:
K59.0 - Constipation
K59.1 - Functional diarrhea
K59.2 - Neurogenic bowel, not elsewhere classified
K59.3 - Megacolon, not elsewhere classified
K59.4 - Anal spasm
K59.8 - Other specified functional intestinal disorders
K59.9 - Functional intestinal disorder, unspecified