K59 OTHER FUNCTIONAL INTESTINAL DISORDERS

Code Information

Diagnosis Code: K59

Short Description: Other functional intestinal disorders

Long Description: Other functional intestinal disorders

The code K59 is NOT VALID for claim submission

Code Classification:

Diseases of the digestive system (K00–K95)
- Other diseases of intestines (K55-K64)
  - Other functional intestinal disorders (K59)
    - K59 Other functional intestinal disorders

Code Version: 2022 ICD-10-CM

The code K59 has the following ICD-10-CM references to the Index of Diseases and Injuries

Type 1 Excludes Notes:
- change in bowel habit NOS (@R19.4*)
- intestinal malabsorption (@K90*.-)
- psychogenic intestinal disorders (@F45.8*)
Type 2 Excludes Notes:
- functional disorders of stomach (@K31*.-)

ICD-10 Code	ICD-10 Description
K59.0	Constipation
K59.00	Constipation, unspecified
K59.01	Slow transit constipation
K59.02	Outlet dysfunction constipation
K59.03	Drug induced constipation
K59.04	Chronic idiopathic constipation
K59.09	Other constipation
K59.1	Functional diarrhea
K59.2	Neurogenic bowel, not elsewhere classified
K59.3	Megacolon, not elsewhere classified
K59.31	Toxic megacolon
K59.39	Other megacolon
K59.4	Anal spasm
K59.8	Other specified functional intestinal disorders
K59.81	Ogilvie syndrome
K59.89	Other specified functional intestinal disorders
K59.9	Functional intestinal disorder, unspecified

This page was last updated on: 10/1/2023