Meet The Team

Dr. Deborah O’Reilly

Dr. O’Reilly originally hails from Dublin, Ireland where she studied Dentistry. It was in Ireland that she met her husband, Maitray, who was also studying Dentistry as an international student from Canada. Dr. O’Reilly decided to pursue her Orthodontic training at the University of Western Ontario and subsequently settled in Kitchener-Waterloo where she now lives with her husband and their teacup-poodle Cece.

During her time at Western, Dr. O’Reilly was decorated with the John and Nancy Murray Prize and the P.J. Blake Memorial Award. As part of her specialization, Dr. O’Reilly successfully completed her thesis entitled “Validation Study On The Differentiation Of Human Periodontal Ligament Cells In The Presence Of Cementum Protein 1 and Periostin”.

Dr Deborah O’Reilly, B. Dent. Sc. (HONS), MCID (Ortho)

Memberships:

Licensing with the Royal College of Surgeons Ontario

Canadian Association of Orthodontists

Ontario Association of Orthodontists

Ontario Dental Association
American Association of Orthodontists

Dr. Claire Tjan

Dr. Tjan pursued a residency at the University of Toronto for specialty training in Orthodontics after graduating as a general dentist in 1987 from the University of Toronto and spending a year at the Toronto Western Hospital as a dental intern.  In 1990, she graduated as a licensed specialist in Orthodontics.  In 1991, she earned her Master of Science degree for her research in the area of Three-Dimensional CT scans in craniofacial patients (conducted at the University of Toronto and Hospital for Sick Children).  She is also a Fellow of the Royal College of Dentists of Canada in Orthodontics.  In addition to practicing in KW, Dr. Tjan gave back to her school by serving as a clinical instructor for 15 years at the Graduate Orthodontic Clinic at the University of Toronto.  During her time outside of the clinic, Dr. Tjan is learning how to add more spin to her tennis backhand and how to locate portage entries more efficiently. 

Dr. Claire Tjan, DDS, D. Ortho., M.Sc., FRCD(C)

Memberships:

Ontario Association of Orthodontists

Ontario Dental Association

Waterloo Wellington Dental Society

Royal College of Dental Surgeons of Ontario

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