Dr. Matthew Orzech & Associates
For children, seniors and everyone in between
Emergency 416.716.0476
Eglinton 416 .481.9131
Danforth 416.461.0831
Extended Hours


Dr. Matthew Orzech

Dr. Matthew Orzech owns and operates a full-time dental practice with his professional team.

He performs all aspects of general dentistry including: endodontics, implant placement and restoration as well as extractions (both complex and simple) minor periodontal surgery as well as routine maintenance for his patients.

Dr. Matthew Orzech earned his Honours Bachelor of Science degree at the University of Toronto followed by a DDS degree graduating Dental School at Northwestern University in Chicago. He furthered his experience through a one year General Practice Residency at the Erie Country Medical Center in Buffalo, New York. Dr. Orzech is currently a Supervising Clinician at George Brown College Restorative Dental Hygiene Program. He was the principal Dentist for the Humber College “Wellness Clinic”. He volunteered his dental services at the Scarborough Urban Health Outreach Clinic.

Dr.Martin Kellerstein

Dr. Martin Kellerstein

Dr. Martin Kellerstein is an experienced and well versed dental practitioner, who received his DDS in 1971 from the University of Toronto. He has serviced the dental needs of the Danforth community for the past 42 years prior to joining Dr. Matthew Orzech and Associations.

Dr. Kellerstein’s wealth of experience in the dental field is evident by his prior affiliations as President of East Toronto Dental Society, the Board of Governors for the ODA, the Academy of Dentistry Toronto and his service as a Clinical Instructor at the University of Toronto in the Restorative Dentistry Program. He is passionate about his profession and strives to continually lend his expertise to patients in a caring and supportive manner.

Dr. Marvin Katz

Dr. Marvin Katz was born and raised in Toronto. He received his Bachelor of Science degree from the University of Toronto in 1973, and in 1977 his Doctorate of Dental Surgery from U of T followed. A life-long learner, Dr. Katz insures he stays current with dental technology and practices by seeking out and participating in continuing education opportunities. Dr. Katz is a member of the Toronto Crown and Bridge Study Club and Alpha Omega Fraternity. He lives in Thornhill with his wife, and cherishes the time they spend with their three children. An avid sports fan, Dr. Katz says, “I make no apologies for being a die-hard Toronto Maple Leafs fan – go Leafs go!”

Dr. Namrita Harchandani

Dr. Namrita is a compassionate, caring and skilled dentist based in Toronto. She graduated from University of Pacific in San Francisco, California and practiced in Texas before moving to Canada. She is skilled at restorative dentistry, fillings, crowns and bridges, veneers, dentures, root canals and emergency dentistry. She helps patients with anxiety and loves working with children. In her free time, Dr. Namrita loves running outdoors and spending time with her family and friends.