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 09SF0
Reposition Right Eustachian Tube, Via Opening
Reposition Right Eustachian Tube, Open Approach
Reposition Right Eustachian Tube, Perc Endo Approach
Reposition Right Eustachian Tube, Endo