The Body Part Pharynx is identified by letter "M" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0C5M
Destruction of Pharynx, Open Approach
Destruction of Pharynx, Via Natural or Artificial Opening
Destruction of Pharynx, Endo
Destruction of Pharynx, Percutaneous Endoscopic Approach
Destruction of Pharynx, Percutaneous Approach