2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Skin And Subcutaneous Tissue 680-709 > Other Diseases Of Skin And Subcutaneous Tissue 700-709 > Diseases Of Hair And Hair Follicles 704.* > 2006 ICD-9-CM Diagnosis 704.0 Alopecia View the most recent version of ICD-9-CM 704.0 Absence of hair from areas where it is normally present. (al-oh-PEE-shuh) The lack or loss of hair from areas of the body where hair is usually found. Alopecia can be a side effect of some cancer treatments. 704.0 is a non-specific code that cannot be used to specify a diagnosis View the ICD-9-CM Volume 1 704.* hierarchy 704.0 Excludes madarosis (374.55) syphilitic alopecia (091.82)