The Device No Device is identified by letter "Z" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 09SG4Z
Reposition Left Eustachian Tube, Via Opening
Reposition Left Eustachian Tube, Open Approach
Reposition Left Eustachian Tube, Perc Endo Approach
Reposition Left Eustachian Tube, Endo