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:

1. Internal medicine assessment should be entered as A135A in the system.
2. For Mediastinoscopy:
   
   
   • Z329A– billed by the Surgeon
   • Z329B– billed by the Surgical Assistant
   • Z329C– billed by the Anesthesiologist

OHIP Billing Codes By Specialty

We've created several medical billing quick reference sheets to help you with OHIP billing codes.

• OHIP Billing Codes for Anaesthesia
• OHIP Billing Codes for Hospitalist (GP)
• OHIP Billing Codes for Internal Medicine
• OHIP Billing Codes for Long-Term Care Institution
• OHIP Billing Codes for Psychiatry