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 03Q00
Repair Right Internal Mammary Artery, Open Approach
Repair Right Internal Mammary Artery, Percutaneous Approach
Repair Right Internal Mammary Artery, Perc Endo Approach