The Approach Open is identified by number "0" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 04CJ0
Extirpation of Matter from L Ext Iliac Art, Perc Approach
Extirpation of Matter from L Ext Iliac Art, Open Approach
Extirpate of Matter from L Ext Iliac Art, Perc Endo Approach