K90
⚠ Non-billable
Intestinal malabsorption
ICD-10-CM · FY2026 · Diseases of the Digestive System
Code
K90
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Digestive System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code K90?
ICD-10-CM code K90 represents Intestinal malabsorption. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Digestive System chapter, effective October 1, 2025 – September 30, 2026.
Is K90 billable?
No. K90 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is K90 in?
K90 belongs to the Diseases of the Digestive System chapter (K00–K95) of ICD-10-CM.
Related codes in the K90 category
K90.0
Celiac disease
Billable
K90.1
Tropical sprue
Billable
K90.2
Blind loop syndrome, not elsewhere classified
Billable
K90.3
Pancreatic steatorrhea
Billable
K90.4
Other malabsorption due to intolerance
Non-billable
K90.8
Other intestinal malabsorption
Non-billable
K90.9
Intestinal malabsorption, unspecified
Billable
K90.41
Non-celiac gluten sensitivity
Billable
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