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 0NCF0
Extirpation of Matter from Right Ethmoid Bone, Open Approach
Extirpate of Matter from R Ethmoid Bone, Perc Endo Approach
Extirpation of Matter from Right Ethmoid Bone, Perc Approach