
2008 ICD-9-CM Diagnosis Code 579
Intestinal malabsorption
- There are 7 ICD-9-CM codes below 579 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
- Newer versions of 579: 2009 2010
Diagnosis Definition(s)

- Malabsorption: decreased absorption of fat and other nutrients caused by liver, biliary, pancreatic or intestinal disease. The 72-hour fecal fat determination is the best single test for mal- absorption.
- impaired absorption of nutrients in the gastrointestinal tract.
- A group of symptoms such as gas, bloating, abdominal pain, and diarrhea resulting from the body's inability to properly absorb nutrients.