K90.89 – Other intestinal malabsorption
ICD-10-CM 2027 diagnosis code · Other diseases of the digestive system
ICD-10-CM code
K90.89
- Code
K90.89(claims format:K9089)- Description
- Other intestinal malabsorption
- 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
- K90-K95 Other diseases of the digestive system
- Parent codes
- K90 › K90.8
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
K90 – Intestinal malabsorption
Excludes1 (not coded here):
- intestinal malabsorption following gastrointestinal surgery (K91.2)
Index terms for K90.89
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in K90.8
- K90.81 – Whipple's diseaseBillable
- K90.82 – Short bowel syndromeHeader
- K90.83 – Intestinal failureBillable
Frequently asked questions
What is ICD-10 code K90.89?
K90.89 is the ICD-10-CM code for other intestinal malabsorption, in the block K90-K95 (Other diseases of the digestive system).
Is K90.89 a billable code?
Yes. K90.89 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does K90.89 belong to?
It belongs to category K90 – Intestinal malabsorption.
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.