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 09NW0
Release Right Sphenoid Sinus, Percutaneous Approach
Release Right Sphenoid Sinus, Perc Endo Approach
Release Right Sphenoid Sinus, Endo
Release Right Sphenoid Sinus, Open Approach