K90.89
Billable codeOther intestinal malabsorption
The ICD-10 code for other intestinal malabsorption is K90.89.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- K90.81Whipple's disease
- K90.82Short bowel syndromenon-billable header
- K90.83Intestinal failure
- K90.89Other intestinal malabsorption
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 5798Approximate match
Associated MS-DRGs
K90.89 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 314Other Circulatory System Diagnoses with MCC
- DRG 315Other Circulatory System Diagnoses with CC
- DRG 316Other Circulatory System Diagnoses without CC/MCC
- DRG 391Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders with MCC
- DRG 392Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders without MCC