The Body Part Facial Nerve is identified by letter "M" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 00BM
Excision of Facial Nerve, Percutaneous Endoscopic Approach
Excision of Facial Nerve, Open Approach
Excision of Facial Nerve, Open Approach, Diagnostic
Excision of Facial Nerve, Percutaneous Approach, Diagnostic
Excision of Facial Nerve, Perc Endo Approach, Diagn
Excision of Facial Nerve, Percutaneous Approach