K90 ICD-10-CM Code: Intestinal malabsorption
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
K90Intestinal malabsorption
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where K90 sits
- 1
Chapter 11
Diseases of the digestive system (K00-K95)
- 2
Section
Other diseases of the digestive system (K90-K95)
- 3
Category K90
Intestinal malabsorption
- 4
Code K90
Intestinal malabsorption
More specific choices
Codes under K90
K90 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for K90.
Code first
No “code first” instruction is listed for K90.
Use additional code
No “use additional code” instruction is listed for K90.
Excludes1
Conditions that should not be reported together with this code.
- intestinal malabsorption following gastrointestinal surgery (K91.2)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for K90.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code K90 mean?
K90 is the FY 2027 U.S. ICD-10-CM code for “Intestinal malabsorption.”
Is K90 a billable or specific ICD-10-CM code?
No. K90 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is K90 located in ICD-10-CM?
K90 is listed in Chapter 11, Diseases of the digestive system (K00-K95), within Other diseases of the digestive system (K90-K95) (K90–K95), under category K90, Intestinal malabsorption.
What coding notes are listed for K90?
No inclusion terms are listed for K90 in this reference record. No code-first instruction is listed. Excludes1 notes: intestinal malabsorption following gastrointestinal surgery (K91.2). No Excludes2 note is listed.
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