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 0CNM0
Release Pharynx, Percutaneous Endoscopic Approach
Release Pharynx, Via Natural or Artificial Opening
Release Pharynx, Percutaneous Approach
Release Pharynx, Open Approach
Release Pharynx, Endo