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 00CQ0
Extirpation of Matter from Vagus Nerve, Open Approach
Extirpation of Matter from Vagus Nerve, Perc Approach
Extirpation of Matter from Vagus Nerve, Perc Endo Approach