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 06CQ0
Extirpation of Matter from L Saphenous, Open Approach
Extirpation of Matter from L Saphenous, Perc Approach
Extirpation of Matter from L Saphenous, Perc Endo Approach