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 0N5N0
Destruction of Left Zygomatic Bone, Percutaneous Approach
Destruction of Left Zygomatic Bone, Open Approach
Destruction of Left Zygomatic Bone, Perc Endo Approach