2008 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.* > 2008 ICD-9-CM Diagnosis 564.6 Anal spasm  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM 564.6 can be accessed here. 564.6 is a specific code that can be used to specify a diagnosis 564.6 contains 5 index entries View the ICD-9-CM Volume 1 564.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. 564.6 also known as: Proctalgia fugax Index entries containing 564.6: Proctalgia 569.42 fugax 564.6 spasmodic 564.6 psychogenic 307.89 Proctospasm 564.6 psychogenic 306.4 Spasm, spastic, spasticity (see also condition) 781.0 anus, ani (sphincter) (reflex) 564.6 psychogenic 306.4 rectum (sphincter) 564.6 psychogenic 306.4