Located in Hillcrest Mall
9350 Yonge St, Richmond Hill
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Our Team

All of our Richmond Hill dental staff members work very hard to make each of your visits a pleasant one. We are all involved in regular continuing education courses so that we remain up-to-date on the latest dental technologies, methods, and dental materials. Our commitment is to provide you the very best quality of dental care available.

Dr. Frank Catapano

Dr. Frank Catapano attended the University of Western Ontario and earned his degree at UWO School of Dentistry in 1984.

Dr. Catapano is one of the founding members of the Hillcrest Dental team. He enjoys all aspects of dentistry and has a special interest in both implant surgery and implant restoration.

Dr. Catapano is fluent in Italian and he loves being busy raising his two boys and spending time with his grandchildren. He enjoys growing Giant Pumpkins, cooking, fitness and the outdoors.

Dr. Marshall Kochberg

A University of Toronto graduate, Dr. Marshall Kochberg enjoyed private family practice in Thornhill, Ontario prior to opening Hillcrest Dental Centre in 1983.

He is a Charter active member of the Toronto Dentistry Implant Study club and the Ontario Dental Association. Dr. Kochberg has a great interest in reconstructive, cosmetic and implant dentistry.

Dr. Kochberg has served the Thornhill and Richmond Hill community for over 33 years. He enjoys fishing, golf, water sports, fitness and jogging and especially loves being a grandfather.

Dr. Gerald Vanderpluym

Dr. Gerald Vanderpluym was born in Oshawa, Ontario and graduated with an honours degree in Pharmacology and received his dental degree from the University of Western Ontario in 1984.

Dr. Vanderpluym founded Hillcrest Dental Centre with Dr. Kochberg and Dr. Catapano. He is a member of the Ontario Dental Association, the Canadian Dental Association and International Association of Orthodontists.

With three active teenagers, family life seems to take up most of his personal time; however, Dr. Vanderpluym still finds time to enjoy sailing, snowboarding, skiing, hockey, curling and cycling.

Dr. Margaret Wong

Dr. Margaret Wong joined Hillcrest Dental Centre practice in 1985, two years after receiving her dental degree from the University of Toronto.

Dr. Wong's work philosophy is simple: she considers herself not only a "tooth doctor", but is also interested in the overall healthcare of her patients. Teamwork is essential to her, and she believes that the excellent staff at Hillcrest Dental Centre complements her on-going commitment to her patients' dental care. Dr. Wong is especially interested in orthodontics and cosmetic dentistry.

When Dr. Wong is not in the office, she is at home raising her three children, another full time job. She also enjoys cooking, reading and volunteering for her church. She is currently studying Mandarin Chinese in order to reach a broader patient base and is fluent in Cantonese Chinese as well.

Dr. Lauren Friedman

Dr. Lauren Friedman received her Honors Bachelor of Science in Biology from the University of Western Ontario. On receiving the Schulich School of Medicine and Dentistry Graduate Scholarship she completed a Master of Science in Epidemiology and Biostatistics. She went on to receive her Doctor of Dental Medicine degree from Nova Southeastern University in Fort Lauderdale, Florida.

Dr. Friedman has a keen passion for improving patient education and access to dental care. Participating in the Jamaica Dental Outreach program, she found offering free dental services in Jamaica a very rewarding experience. While living in Florida, she also volunteered for Give Kids a Smile program providing free dental care to children in the community. She strongly values continuing education and is focused on updating her skills to always provide the best dental treatment to her patients. Patients love seeing her for her kind and compassionate approach to complete oral health.

Associations and Professional Memberships
  • Royal College of Dental Surgeons of Ontario
  • Canadian Dental Association
  • Ontario Dental Association

Dr. Amy Tawadrous

With a history in Biological Sciences, Dr. Amy Tawadrous joined Hillcrest Dental Centre in 2016 after graduating a year prior from the University of Western Ontario. Having a completed a residency, she has gained additional training in general dentistry — she's worked in various hospital settings with many specialists, including oral surgeons, prosthodontists and paediatric dentist. She's also traveled across the province to provide much-needed dental services to many rural communities. In 2016, she joined with Nine Miles of Smiles, a non-profit organization to provide free dental care to children and adults living in Runaway Bay, Jamaica and plans to do more outreach missions in the future.

"I enjoy practicing all areas of dentistry, and meeting and treating patients of all ages," she says. "I grew up in Richmond Hill and after I completed my training, I knew I wanted to move back to my home community and practice dentistry at Hillcrest Dental Centre. To serve the people of this community is an honour and I look forward to growing more involved day by day. Hillcrest Dental has welcomed me warmly in so many ways and I enjoy coming to work and being part of this awesome team."

Dr. Amy has a passion for continuing education and is actively involved in the Ontario Dental Association, Canadian Dental Association and the York Region Dental Society.


Dr. Jonathan Rapp Dr. Dianna Malkin
Endodontist Periodontist


Angie Eunice Halle Jessie Cheryl
Nikolina Dallas Kelly Dena

Administrative Staff

Rossana Faraneh Ashifa Sandra
Treatment CoordinatorHygiene CoordinatorAccount ReceivableOffice Manager

Office Hours

Monday - 7:30am-9pm
Tuesday - 7:30am-9pm
Wednesday - 7:30am-9pm
Thursday - 7:30am-9pm
Friday - 7:30am-5pm
Saturday - 8:30am-5pm


Free parking at the Sport Chek (Entrance #3)


Located in the Hillcrest Mall
9350 Yonge St,
Richmond Hill, ON
L4C 5G2