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 0NCX0
Extirpation of Matter from Hyoid Bone, Percutaneous Approach
Extirpation of Matter from Hyoid Bone, Perc Endo Approach
Extirpation of Matter from Hyoid Bone, Open Approach