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 05N60
Release Left Subclavian Vein, Open Approach
Release Left Subclavian Vein, Perc Endo Approach
Release Left Subclavian Vein, Percutaneous Approach