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 0CNS0
Release Larynx, Percutaneous Endoscopic Approach
Release Larynx, Open Approach
Release Larynx, Via Natural or Artificial Opening
Release Larynx, Percutaneous Approach
Release Larynx, Via Natural or Artificial Opening Endoscopic