
OUR TEAM
Our team of expert dentists are knowledgeable, friendly, and experienced. We have a great supporting cast of patient coordinators and dental assistants that will make you feel comfortable during your visit, as patient satisfaction is our number one priority at Centric Dental. Our staff can accomodate English, Cantonese, Mandarin and Indonesian.
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​We are Richmond Hill and Markham dentists that accept the Canadian Dental Care Plan.

Dr. Y. Christina Ma | Dentist
Dr. Ma graduated from the University of Toronto, Faculty of Dentistry in 1992 and has practiced in Toronto, Markham and York region for over 25 years. She is a member of the Ontario Dental Association, Canadian Dental Association and certified with the American Dental Boards and a Certified Invisalign Provider.
She also enjoyed many years of teaching dental students as a Clinical Instructor for the University of Toronto, Faculty of Dentistry, Department of Prosthodontics in the past. Dr. Ma's focus is on providing the best dental care in a gentle, relaxing, environment and keeping up to date with new dental technology.
Dr. Ma lives in Toronto with her super-duper fantastic husband and has 3 children. She enjoys decorating, reading, traveling and playing badminton and volleyball.

Dr. Royce Ing | Dentist
Dr. Royce Ing has had firsthand experience in the life-changing impacts of dentistry. During adolescence, his congenitally missing lateral incisors led to difficulties eating, speaking and even feeling comfortable enough to smile. These teeth were later replaced using dental implants, which eliminated these struggles and inspired him to pursue a career in dentistry himself.
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Dr. Ing obtained his BSc (Hons) in Biomedical Sciences from Toronto Metropolitan University, where he was granted the Undergraduate Research Opportunities award for his research in microbiology. He then graduated with honours from the University of Toronto, Faculty of Dentistry, where he also led their recreational Dentistry Dragon Boat team "Plak Attack" as team captain. Dr. Ing completed a postgraduate residency in Buffalo, NY, as part of the NYU Langone Hospitals Advanced Education in General Dentistry program.
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Dr. Ing is a current member of the Canadian Dental Association, Royal College of Dental Surgeons of Ontario and Ontario Dental Association.

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Dr. Helen Ing | Dentist
After receiving a Bachelor of Science degree in molecular genetics and biology at the University of Toronto, Dr. Helen Ing completed her dental training at the University of Toronto and the University of Western Ontario. At graduation she was awarded the University of Toronto Faculty of Dentistry Orthodontics prize. She was an associate dentist at several practices in Canada, the United States, and at Toronto Public Health. Dr. Ing has also published in the Journal of the American Dental Association.
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Dr. Ing's societies include the Canadian Dental Association, Ontario Dental Association, Toronto East Dental Society and the Chinese Canadian Dental Society.





