K59.89 – Other specified functional intestinal disorders
ICD-10-CM 2027 diagnosis code · Other diseases of intestines
ICD-10-CM code
K59.89
- Code
K59.89(claims format:K5989)- Description
- Other specified functional intestinal disorders
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 11. Diseases of the digestive system (K00-K95)
- Block
- K55-K64 Other diseases of intestines
- Parent codes
- K59 › K59.8
Notes for K59.89
Applicable to:
- Atony of colon
- Pseudo-obstruction (acute) (chronic) of intestine
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
K59 – Other functional intestinal disorders
Excludes1 (not coded here):
Excludes2 (not included here):
- functional disorders of stomach (K31.-)
Index terms for K59.89
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Stasis, cecum
- Stasis, colon
- Stasis, ileum
- Stasis, rectal
- Spasm, duodenum
- Stasis, jejunum
- Ileus, myxedema
- Dilatation, anus
- Contraction, anus
- Dilatation, ileum
- Syndrome, König's
- Stasis, intestinal
- Hyperemia, enteric
- Dilatation, jejunum
- Hyperemia, intestine
- Dilatation, duodenum
- Dyspepsia, intestinal
- Dyskinesia, intestinal
- Stasis, ileocecal coil
- Hypomotility, intestine
- Hypofunction, intestinal
- Syndrome, hepatic flexure
- Syndrome, splenic, flexure
- Achalasia, sphincteral NEC
- Contraction, rectum, rectal
Related codes in K59.8
- K59.81 – Ogilvie syndromeBillable
Frequently asked questions
What is ICD-10 code K59.89?
K59.89 is the ICD-10-CM code for other specified functional intestinal disorders, in the block K55-K64 (Other diseases of intestines).
Is K59.89 a billable code?
Yes. K59.89 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does K59.89 belong to?
It belongs to category K59 – Other functional intestinal disorders.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.