The Body Part Inner Ear, Left is identified by letter "E" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 09WE
Revision of Hearing Device in Left Inner Ear, Via Opening
Revision of Hearing Device in Left Inner Ear, Endo
Revision of Hearing Device in Left Inner Ear, Open Approach