The Body Part Neck is identified by number "6" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0WJ6
Inspection of Neck, External Approach
Inspection of Neck, Percutaneous Endoscopic Approach
Inspection of Neck, Percutaneous Approach
Inspection of Neck, Open Approach