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 09DP0
Extraction of Accessory Sinus, Percutaneous Approach
Extraction of Accessory Sinus, Perc Endo Approach
Extraction of Accessory Sinus, Open Approach