The Approach Percutaneous is identified by number "3" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 018F3
Division of Sciatic Nerve, Percutaneous Endoscopic Approach
Division of Sciatic Nerve, Percutaneous Approach
Division of Sciatic Nerve, Open Approach