2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Congenital Anomalies 740-759 > Other Congenital Anomalies Of Limbs 755.* > 2006 ICD-9-CM Diagnosis 755.56 Accessory carpal bones View the most recent version of ICD-9-CM 755.56 755.56 is a specific code that can be used to specify a diagnosis 755.56 contains 3 index entries View the ICD-9-CM Volume 1 755.* hierarchy  Index entries containing 755.56: Accessory (congenital) carpal bones 755.56 navicular of carpus 755.56 Supernumerary (congenital) carpal bones 755.56