The Body Part Phrenic Nerve is identified by number "2" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 01N2
Release Phrenic Nerve, Percutaneous Approach
Release Phrenic Nerve, Open Approach
Release Phrenic Nerve, Percutaneous Endoscopic Approach