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 0PQ40
Repair Thoracic Vertebra, External Approach
Repair Thoracic Vertebra, Percutaneous Approach
Repair Thoracic Vertebra, Open Approach
Repair Thoracic Vertebra, Percutaneous Endoscopic Approach