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 04Q20
Repair Gastric Artery, Percutaneous Endoscopic Approach
Repair Gastric Artery, Open Approach
Repair Gastric Artery, Percutaneous Approach