5 character OHIP billing service code
All OHIP codes are 5 characters in length. They all end in one of the following:
- "A" – Assessments, Consultations, or procedures
- "B" – Surgical assist
- "C" – Anesthesia
Examples:
- Internal medicine assessment should be entered as A135A in the system.
- For Mediastinoscopy:
- Z329A– billed by the Surgeon
- Z329B– billed by the Surgical Assistant
- Z329C– billed by the Anesthesiologist