The Body Part Orbit, Left is identified by letter "Q" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0NQQ
Repair Left Orbit, Open Approach
Repair Left Orbit, Percutaneous Endoscopic Approach
Repair Left Orbit, External Approach
Repair Left Orbit, Percutaneous Approach