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 0NCR0
Extirpation of Matter from Maxilla, Percutaneous Approach
Extirpation of Matter from Maxilla, Perc Endo Approach
Extirpation of Matter from Maxilla, Open Approach