The Body Part Cerebral Meninges is identified by number "1" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 00N1
Release Cerebral Meninges, Percutaneous Endoscopic Approach
Release Cerebral Meninges, Percutaneous Approach
Release Cerebral Meninges, Open Approach