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 0NQR0
Repair Maxilla, Percutaneous Endoscopic Approach
Repair Maxilla, Open Approach
Repair Maxilla, External Approach
Repair Maxilla, Percutaneous Approach