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 0NB10
Excision of Frontal Bone, Open Approach
Excision of Frontal Bone, Percutaneous Approach, Diagnostic
Excision of Frontal Bone, Percutaneous Endoscopic Approach
Excision of Frontal Bone, Percutaneous Approach
Excision of Frontal Bone, Perc Endo Approach, Diagn
Excision of Frontal Bone, Open Approach, Diagnostic