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 0TNB0
Release Bladder, Open Approach
Release Bladder, Percutaneous Endoscopic Approach
Release Bladder, Percutaneous Approach
Release Bladder, Endo
Release Bladder, Via Natural or Artificial Opening