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 03SG0
Reposition Intracranial Artery, Open Approach
Reposition Intracranial Artery, Perc Endo Approach
Reposition Intracranial Artery, Percutaneous Approach