The Device No Device is identified by letter "Z" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 005K4Z
Destruction of Trigeminal Nerve, Open Approach
Destruction of Trigeminal Nerve, Perc Endo Approach
Destruction of Trigeminal Nerve, Percutaneous Approach