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 00CS4Z
Extirpation of Matter from Hypoglossal Nerve, Open Approach
Extirpation of Matter from Hypoglossal Nerve, Perc Approach
Extirpation of Matter from Hypogloss Nrv, Perc Endo Approach