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 055R0
Destruction of Right Vertebral Vein, Perc Endo Approach
Destruction of Right Vertebral Vein, Percutaneous Approach
Destruction of Right Vertebral Vein, Open Approach