K59
Non-billableOther functional intestinal disorders
Other functional intestinal disorders
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- 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)
- functional disorders of stomach (K31.-)
Child Codes (7)
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code K59?
ICD-10-CM code K59 represents "Other functional intestinal disorders". It is a non-billable header code — use a more specific child code for billing purposes.
Is K59 a billable code?
No, K59 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 7 child codes under K59.
What chapter is K59 in?
K59 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What codes cannot be used with K59?
K59 has Excludes1 notes indicating codes that cannot be used together with it, including: change in bowel habit NOS (R19.4); intestinal malabsorption (K90.-); psychogenic intestinal disorders (F45.8).
What are the subcategories under K59?
K59 has 7 child codes, including: K59.0 (Constipation), K59.1 (Functional diarrhea), K59.2 (Neurogenic bowel, not elsewhere classified), K59.3 (Megacolon, not elsewhere classified), and 3 more.
What are the UMLS CUIs for K59?
K59 is linked to 1 UMLS Concept Unique Identifier: C0341089. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.