Ottawa-Gatineau Orthodontists Alliance

Dr. David L. Sim

DDS, Cert. Ortho


Originally from Ottawa, Dr. Sim completed his Doctor of Dental Surgery at the University of Western Ontario in London.  After graduation in 1984, he practiced general dentistry for five years in Ottawa. Dr. Sim then attended Tufts University in Boston where he completed his orthodontic specialty training.

Each year, Dr. Sim has used his skills to volunteer with Global Health Outreach and Health Teams International on trips to Central America and China. Locally, he volunteers at the Ottawa Mission Dental Clinic.






Community Involvement


Accepted Payments

  • Cash
  • Cheque
  • Credit card
  • In-Office Financing
  • Third-Party Financing

Sim Orthodontics

260 Hearst Way, Suite 602,
Kanata Ontario, K2L 3H1,

Hours of Operation:

Monday-Thursday 7:30am 4:30pm

Members of the Ottawa-Gatineau Orthodontists Alliance are members of: