The Body Part Lumbar Plexus is identified by number "9" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 01N9
Release Lumbar Plexus, Open Approach
Release Lumbar Plexus, Percutaneous Endoscopic Approach
Release Lumbar Plexus, Percutaneous Approach