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 09DQ0
Extraction of Right Maxillary Sinus, Perc Endo Approach
Extraction of Right Maxillary Sinus, Percutaneous Approach
Extraction of Right Maxillary Sinus, Open Approach