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 09QN0
Repair Nasopharynx, Percutaneous Endoscopic Approach
Repair Nasopharynx, Open Approach
Repair Nasopharynx, Endo
Repair Nasopharynx, Via Natural or Artificial Opening
Repair Nasopharynx, Percutaneous Approach