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 01CC0
Extirpation of Matter from Pudendal Nerve, Perc Approach
Extirpation of Matter from Pudendal Nerve, Open Approach
Extirpation of Matter from Pudend Nrv, Perc Endo Approach