Our Team

  • Raj SinghDr. Raj Singh graduated from the University of Toronto – Faculty of Dentistry in 1985. In 1995, he founded Vitality Health Professionals. Vitality Health Professionals is comprised of two divisions: Dentistry and Physical Medicine. The facility instantly gained recognition in the medical industry for the combination of services provided and for the physical attributes of the building itself.

    Dr. Singh has been respected in the dental community for more than 23 years. Dentistry at Vitality Health and Vitality Health Professionals, have been featured on CTV, TVO, and Rogers Cable’s Weekly Program “Your Health Matters”. Additional media appearances include, The Toronto Star, the Toronto Sun, Oral Health Magazine, the Buffalo Standard, Dentistry Today, McKenzie Management, the University of British Columbia and Halifax University. The practice has been referred to as “the future of health care facilities”.

    Dr. Singh’s practice offers a variety of dental services, with a specialization in the discipline of neuromuscular dentistry.  This discipline improved a person’s bite and can help alleviate the symptoms of TMJ disorders.

    A Dental Pioneer

    Dr. Singh was one of the first to implement CEREC technology in North America, as an honour to his expertise Dr. Singh was appointed to demonstrate the technology to many Canadian dentists. CEREC is a cutting edge technology which allows Dentistry at Vitality Health to provide range executive services, including custom designed white porcelain fillings while you wait!

    Dr. Singh and his team are also trained to perform ‘Teeth-in-an-Hour’ procedures, wherein a computer-guided system allows for both the placement of dental implants and the final crowns in one appointment, for the replacement of one or multiple teeth. 

    Dr. Singh has been a featured lecturer at the University of Western Ontario on “The Future of Computers in Dentistry and Health Care”, as well as a featured speaker at the symposium of the Canadian Academy of Computerized Dentistry in Montreal.

    Although a genius and a pioneer in his industry, Dr. Singh is also prized by his patients for his friendly and welcoming personality! In his spare time, Dr. Singh enjoys keeping active by playing volleyball, cricket, squash and golf.

    Dr. Singh has been placing dental implants since 1995, and has been a practicing DDS for over 30 years. He was trained by Dr. George Zarb who worked alongside Dr. Per-Ingvar Branemark from Sweden, who was the first DDS to develop the dental implant technology and successfully placed the first ever dental implant. Dr. Singh completed his training at a residency placement at the University of Toronto under the guidance of Dr. George Zarb, who is also responsible for bringing dental implant technology to North America.

  • Dr CathyDr. Cathy Zhao received her Doctorate of Dental Medicine (DMD) from Tufts University School of Dental Medicine in Boston MA in May, 2011. Dr. Zhao now practices at Dentistry at Vitality Health and is a member of a number of Canadian and American professional associations.

    Dr. Zhao enjoys all aspects of dentistry. She strives to be the best she can be while delivering patient care. Dr. Zhao believes that proper communication and patient education are of utmost importance. Each patient’s individual needs are always her top priority. Dr. Zhao is fluent in Mandarin (Chinese) and understands Cantonese. In her spare time, Cathy enjoys swimming, playing the piano, cooking and travelling. 

  • Dr HergotDr. Hergott is a certified specialist in orthodontics who has been in clinical practice for over 23 years. Dr.  Hergott’s experience is not limited to orthodontics.  He has experience in biological research with a Ph.D. in cell biology from the University of Toronto.

    Dentistry at Vitality Health is proud to offer his clinical services “in-house” over ten years. He is dedicated to helping both children and adults improve their smiles and bites through by creating straighter teeth.


  • PattyPatty

    Treatment Coordinator

    Patty has 24 years of experience in the dental field and has worked with Dr. Singh since 1999. Patty is currently one of the treatment coordinators and enjoys working closely with Dr. Singh to ensure the best quality of care for all of Dentistry at Vitality Health’s patients. Patty enjoys cooking, sports, travelling and spending time with her children.

  • Angie Treatment Coordinator / Certified Level II Dental Assistant

    Angie has worked with Dr. Singh since 1986 and has demonstrated a true acquisition of valuable dental knowledge and experience through working in such an innovative practice. As a treatment coordinator Angie provides consultations for all recommended treatment options and personalized service and care. Angie is a member of the ODAA and attends educational seminars regularly. Angie enjoys cooking, reading, gardening, canoeing and spending time with family.

  • JackieRegistered Restorative Dental Hygienist

    Jackie has been a dental hygienist for since 2002, since 2008 Jackie has specialized as a restorative dental hygienist. Prior to becoming a hygienist Jackie was an assistant for many years. Jackie has been working with Dr. Singh since 2002 and enjoys working with him and as well as the rest of the team. When Jackie is not at the office she enjoys her time with family and friends.

  • DeannaRegistered Restorative Dental Hygienist

    Deanna has 12 years of dental experience and has been working with Dr. Singh since 2002. Deanna has gained valuable knowledge and experience through working at Dr. Singh’s innovative practice. Deanna regularly attends continuing education seminars to stay current in an ever-changing field. As a restorative hygienist, Deanna takes pride in providing quality dental care Dentistry at Vitality’s clients. Deanna enjoys cooking, travelling and most of all spending time with her family. 

  • Christine Certified Level II Dental Assistant

    Christine has been a part of the Dentistry at Vitality Health team for over three years. Through her years of working closely with both Dr. Singh and Dr. Hergott Christine has gained valuable knowledge and work experience, especially with Orthodontics. Christine is certified by the ODAA and regularly attends continuing education seminars. Christine enjoys working with the Vitality team! In her spare time, Christine likes to travel and spend time with her family. 


  • Jocelyn Certified Level II Dental Assistant

    Jocelyn has 16 years of experience in dentistry and has worked along side Dr. Singh since 2003. Jocelyn has gained valuable knowledge and experience with the constant new technology and services that Dr. Singh provides. Jocelyn is a member of the ODAA.


  • Ariana Certified Level II Dental Assistant

    Ariana is a Certified Dental Assistant Level II who graduated from Durham College, and a member of the Ontario Dental Assistant Association. She is the newest member of Vitality Dentistry and is excited to be working alongside Dr. Singh and his experienced team.

    Ariana has a keen interest in the arts with a passion for drawing and illustration, but also enjoys spending time watching professional sports like basketball and baseball. Her current favourite teams are the Toronto Blue Jays and Toronto Raptors. Otherwise, Ariana spends most of her free time with her friends and family, and enjoys traveling when she can.

  • KatieRegistered Dental Hygienist

    Katie has been working in dentistry since 2004, and has been with Dr. Singh since 2006. For the beginning of Katie’s career she worked as a Certified Level II dental assistant and returned to school to become a registered dental hygienist. Katie is a member of the CDHO and CHDA and attends educational seminars regularly. Katie enjoys baking, football, reading, travelling and spending time with her friends and family.

  • LauraRegistered Dental Hygienist

    Laura has been working in the dental field since 1987. Laura has been working with Dr. Singh since 1991 and has become a staple to the Dentistry at Vitality Health practice. Laura enjoys being in the outdoors and is an avid gardener, Laura also enjoys spending time with her family.


  • LauraRegistered Dental Hygienist

    Helen graduated from the Dental Hygiene program at Niagara College in 2000. She worked for Vitality Dentistry from 2002-2009 and returned to the team in 2015. Helen’s friendly approach helps her patients feel at ease during their dental appointments. When not at work, Helen enjoys spending time with her family and three busy children. She can often be found at the hockey rink or pool! They also enjoy time at their island cottage. Helen is working part time on a degree in Allied Health Science through UOIT.

  • LauraRegistered Dental Hygienist

    Keren has been in the dental field since the early 1990’s, 17 of these years Keren practiced in Israel where she lived during this time. Over the past several years Keren has had the privilege to work with a variety of patients throughout the GTA and is very passionate about dentistry, and in general - everything she chooses to do in life. Keren is happy to join a warm atmosphere and a wonderful team at Dentistry at Vitality Health, Keren looks forward to helping her patients "embrace a healthy smile". When she is not at work, Keren enjoys a variety of activities outdoors, listening to music, reading and spending time with her family and pets.


  • EliseOffice Manager

    Elise is a multi-talented administration professional with a background in hospitality and events management, with over 7+ years of work experience in three different countries. She graduated from two prestigious hotel management schools in Switzerland, and has earned various work awards at each of her work placements. Her talent has not gone unrecognized in the administration and hospitality industries.

    Elise joined Dr. Singh and the Vitality Dentistry team in 2015 and brought with her an organized and unique approach to managing the Vitality Dentistry office. She has enjoyed her time with the team thus far and looks forward to new ventures as her role continuously develops.

    When Elise is not working she is spending time with her family, baking and creating new recipes with her husband, and swimming.

  • Laura Reception

    Jennifer is a delightful and experienced professional in the world of customer service. With over 10+ years working in the retail and service industries, she has been able to hone her skills in customer care and patient experience, allowing for the best, optimal dental experience with Vitality Dentistry. She is the happy and smiling face you encounter when you enter and leave our facility, and she is always going above and beyond to provide everything that you may need.

    Jenn strongly believes in the longevity of life and doing everything you can to optimize your health. She practices a healthy lifestyle and takes interest in physical activities such as swimming, yoga, beach volleyball and Pilates. Her other hobbies include volunteering and fundraising for special causes such as St. Johns Ambulance and the Heart & Stroke foundation.

    Jenn spends her spare time digging into new knowledge as she has a passion for learning new things, and enjoys spending time with her family, including cooking for her daughter and coming up with new organic, paleo style recipes.

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How to reach us?

If you live in the Greater Toronto Area, Markham / Unionville or Scarborough and have any further questions regarding procedures to improve your smile, please call us at 905-479-7777 or book a Free consultation now. Reach us by email at This email address is being protected from spambots. You need JavaScript enabled to view it.!

Dr. Raj Singh
Dental office Markham
Tooth Implant Markham
Dental Implant North York
Dental Replacement Toronto

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