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 06540
Destruction of Hepatic Vein, Percutaneous Approach
Destruction of Hepatic Vein, Perc Endo Approach
Destruction of Hepatic Vein, Open Approach