The Body Part Maxilla is identified by letter "R" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0NCR
Extirpation of Matter from Maxilla, Percutaneous Approach
Extirpation of Matter from Maxilla, Perc Endo Approach
Extirpation of Matter from Maxilla, Open Approach