The Body Part Frontal Bone is identified by number "1" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0NC1
Extirpation of Matter from Frontal Bone, Open Approach
Extirpation of Matter from Frontal Bone, Perc Approach
Extirpation of Matter from Frontal Bone, Perc Endo Approach