2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Complications Of Pregnancy, Childbirth, And The Puerperium 630-677 > Normal Delivery, And Other Indications For Care In Pregnancy, Labor, And Delivery 650-659 > 2008 ICD-9-CM Diagnosis 651 Multiple gestation  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 Therefore, this code may be out of date.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 651 can be accessed here. The condition of bearing two or more FETUSES simultaneously. (Stedman, 25th ed) 651 is a non-specific code that cannot be used to specify a diagnosis ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog.