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 01C30
Extirpation of Matter from Brach Plexus, Perc Endo Approach
Extirpation of Matter from Brachial Plexus, Open Approach
Extirpation of Matter from Brachial Plexus, Perc Approach