K90.9
BillableIntestinal malabsorption, unspecified
Intestinal malabsorption, unspecified
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Related Codes(6)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(99)
SNOMED CT
- Megaloblastic anaemia due to impaired absorption of folate27798002
- Megaloblastic anemia due to impaired absorption of folate27798002
- Chronic steatorrhea27868004
- Chronic steatorrhoea27868004
- Malabsorption32230006
- Malabsorption syndrome32230006
- Abnormal intestinal absorption36355001
- Impaired intestinal absorption36355001
- Fatty stool66187002
- Steatorrhea66187002
- Steatorrhoea66187002
- Hyperparathyroidism due to intestinal malabsorption78625002
- Folate deficiency anaemia due to malabsorption191149003
- Folate deficiency anemia due to malabsorption191149003
- Deficiency of coagulation factor due to vitamin K deficiency191297009
- Intestinal malabsorption197476001
- Primary malabsorption of infancy235722000
- Malabsorption caused by infective agent235725003
- PIM - Post-infective malabsorption235727006
- Post-infective malabsorption235727006
- Gastrointestinal test finding251373006
- Gastrointestinal test observations251373006
- Gastrointestinal sequelae of disorders363067009
- Disorder of gastrointestinal tract co-occurrent with human immunodeficiency virus infection713300006
- Gastrointestinal malabsorption syndrome co-occurrent with human immunodeficiency virus infection713505000
- Intestinal malabsorption due to bile acid synthesis defect717186009
- Osteoporosis due to malabsorption735618008
- Intolerance to substance782197009
- E621 intolerance782338006
- Intolerance to monosodium glutamate782338006
- MSG (monosodium glutamate) intolerance782338006
- Monosodium glutamate intolerance782338006
- Sodium hydrogen L-glutamate intolerance782338006
- Malabsorption syndrome due to intolerance to lactose785696007
- Malabsorption syndrome due to acquired intolerance to fructose785704008
- Deficiency of coagulation factor due to vitamin K malabsorption1148929009
- Vitamin K deficiency coagulation disorder due to malabsorption1148929009
UMLS
- Intestinal malabsorptionC0024523
- Intestinal malabsorption (disorder)C0024523
- Intestinal malabsorption, unspecifiedC0024523
- MalabsorptionC0024523
- Malabsorption SyndromeC0024523
- Malabsorption SyndromesC0024523
- Malabsorption syndromeC0024523
- Malabsorption syndrome (disorder)C0024523
- Malabsorption syndromesC0024523
- Syndrome malabsorptionC0024523
- Syndrome, MalabsorptionC0024523
- Syndromes, MalabsorptionC0024523
- Unspecified intestinal malabsorptionC0024523
- gastrointestinal absorption disorderC0024523
- intestinal malabsorptionC0024523
- malabsorptionC0024523
- malabsorption syndromeC0024523
- malabsorption syndromesC0024523
Clinical Terms
- MSG (monosodium glutamate) intolerance
- PIM - Post-infective malabsorption
- Megaloblastic anaemia due to impaired absorption of folate
- Syndromes, Malabsorption
- Intolerance to monosodium glutamate
- Malabsorption
- Folate deficiency anemia due to malabsorption
- Osteoporosis due to malabsorption
- Gastrointestinal test finding
- Disorder of gastrointestinal tract co-occurrent with human immunodeficiency virus infection
- Deficiency of coagulation factor due to vitamin K malabsorption
- Malabsorption syndrome
- Impaired intestinal absorption
- Malabsorption caused by infective agent
- Folate deficiency anaemia due to malabsorption
- Steatorrhoea
- E621 intolerance
- Primary malabsorption of infancy
- Chronic steatorrhea
- Gastrointestinal malabsorption syndrome co-occurrent with human immunodeficiency virus infection
- Intolerance to substance
- Malabsorption syndrome (disorder)
- Hyperparathyroidism due to intestinal malabsorption
- Malabsorption Syndromes
- gastrointestinal absorption disorder
- Malabsorption syndrome due to acquired intolerance to fructose
- Intestinal malabsorption (disorder)
- Fatty stool
- Gastrointestinal test observations
- Steatorrhea
- Syndrome malabsorption
- Abnormal intestinal absorption
- Gastrointestinal sequelae of disorders
- Syndrome, Malabsorption
- Vitamin K deficiency coagulation disorder due to malabsorption
- Malabsorption syndrome due to intolerance to lactose
- Chronic steatorrhoea
- Post-infective malabsorption
- Intestinal malabsorption due to bile acid synthesis defect
- Megaloblastic anemia due to impaired absorption of folate
- Monosodium glutamate intolerance
- Sodium hydrogen L-glutamate intolerance
- Deficiency of coagulation factor due to vitamin K deficiency
- Unspecified intestinal malabsorption
Frequently Asked Questions
What is the ICD-10 code for intestinal malabsorption, unspecified?
The ICD-10-CM code for intestinal malabsorption, unspecified is K90.9. The full clinical description is "Intestinal malabsorption, unspecified". K90.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code K90.9 mean?
ICD-10-CM code K90.9 represents “Intestinal malabsorption, unspecified”. It is classified under Chapter 11: Diseases of the Digestive System and is a billable/specific code that can be used on a claim.
Is K90.9 a billable code?
Yes, K90.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is K90.9 in?
K90.9 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What codes cannot be used with K90.9?
K90.9 has Excludes1 notes indicating codes that cannot be used together with it, including: intestinal malabsorption following gastrointestinal surgery (K91.2).
What SNOMED CT codes does K90.9 map to?
K90.9 maps to 23 SNOMED CT concepts: 36355001, 27868004, 191297009, 1148929009, 713300006, and 18 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for K90.9?
K90.9 is linked to 1 UMLS Concept Unique Identifier: C0024523. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does K90.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like intestinal malabsorption, unspecified affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of K90.9?
K90.9 maps to the ICD-11 code: DA96.0Z (Intestinal malabsorption, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.