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 05CN0
Extirpation of Matter from L Int Jugular Vein, Perc Approach
Extirpation of Matter from L Int Jugular Vein, Open Approach
Extirpate matter from L Int Jugular Vein, Perc Endo