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 09CM0
Extirpation of Matter from Nasal Septum, Open Approach
Extirpation of Matter from Nasal Septum, Perc Approach
Extirpation of Matter from Nasal Septum, Perc Endo Approach
Extirpation of Matter from Nasal Septum, Endo