The Approach External is identified by letter "X" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0NSQX
Reposition Left Orbit, Open Approach
Reposition Left Orbit, External Approach
Reposition Left Orbit, Percutaneous Approach
Reposition Left Orbit with Int Fix, Perc Approach
Reposition Left Orbit with Int Fix, Open Approach
Reposition Left Orbit with Int Fix, Perc Endo Approach
Reposition Left Orbit, Percutaneous Endoscopic Approach