The Body Part Sinus is identified by letter "Y" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 09JY
Inspection of Sinus, Open Approach
Inspection of Sinus, External Approach
Inspection of Sinus, Percutaneous Endoscopic Approach
Inspection of Sinus, Endo
Inspection of Sinus, Percutaneous Approach