The Body Part Olfactory Nerve is identified by letter "F" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 00NF
Release Olfactory Nerve, Open Approach
Release Olfactory Nerve, Percutaneous Approach
Release Olfactory Nerve, Percutaneous Endoscopic Approach