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E315
E315 – Revision mastoidectomy with revision of middle ear
OHIP Ocular and Aural Surgical Procedures Code — AURAL SURGICAL PROCEDURES · Schedule of Benefits
Performs a revision mastoidectomy, a surgical procedure on the mastoid process behind the ear, which also includes a revision of the middle ear. This service is eligible for surgical assistant (suffix B) and anaesthesia (suffix C) services, with specified base units for each (6 for assistant, 10 for anaesthesiologist). Additional procedures may be billed as add-ons, including E946 for mastoid cavity obliteration, E959 for meatoplasty and/or canalplasty, E960 for ossiculoplasty, and E985 for tympanoplasty.
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