Contact Us

The College is closed on Friday, September 30 in recognition of National Truth and Reconciliation Day.

Monday to Friday: 8:30am to 4:30pm EST

Reach us by phone

Main: 416-961-6555

Toll-Free: 1-800-565-4591

Reach us by email


Questions about how to become a registered dentist:

Questions about treatment or standards:

Questions about the Professional Liability Program:

Media inquiries: Contact Communications at

Have a question or comment? Feedback? 

Main line: 416-961-6555

Toll free: 1-800-565-4591

Email: Please leave your name and phone number in the email so we can get back to you

Need information about the complaints process or have concerns about an Ontario dentist?

We investigate complaints received from the public, co-workers, or other health care professionals about Ontario dentists. Learn more about our complaints and investigations process. You can also email or call 416-961-6555 or toll-free 1-800-565-4591

Practice Advisory Service

The College offers a professional Practice Advisory Service for both dentists and the public. Send us your questions, comments or feedback related to your dental practice or treatment. Dedicated staff will assist you with questions involving clinical, regulatory, treatment and ethical issues.


Applying to the College? Renewing your certificate of registration?

Review the information on our website to understand the application process, our requirements and your responsibilities as an applicant. 

You can also find information about our annual membership renewal process

For more, email: 

Applying for/renewing a CT or sedation and anesthesia permit or authorization? 

Review the information on our website about our dental CT scanner and sedation and anesthesia application and renewal processes. 

For more, email: or

Need information about our continuing education requirements or PET assessment?

Review the information on our website about our CE requirements and our Practice Enhance Tool assessment

For more, email: or