2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Circulatory System 390-459 > Diseases Of Veins And Lymphatics, And Other Diseases Of Circulatory System 451-459 > 2006 ICD-9-CM Diagnosis 455 Hemorrhoids View the most recent version of ICD-9-CM 455 Varicosities of the hemorrhoidal venous plexuses. An enlarged or swollen blood vessel, usually located near the anus or the rectum. 455 is a non-specific code that cannot be used to specify a diagnosis 455 Includes hemorrhoids (anus) (rectum) 455 Excludes that complicating pregnancy, childbirth, or the puerperium (671.8)