2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Digestive System 520-579 > Other Diseases Of Intestines And Peritoneum 560-569 > Functional Digestive Disorders Not Elsewhere Classified 564.* > 2006 ICD-9-CM Diagnosis 564.02 Outlet dysfunction constipation View the most recent version of ICD-9-CM 564.02 564.02 is a specific code that can be used to specify a diagnosis 564.02 contains 1 index entry View the ICD-9-CM Volume 1 564.* hierarchy  Index entries containing 564.02: Constipation 564.00 outlet dysfunction 564.02