Get to know your Doctor


Sam Withanachchi, DMD

Board Certified General Dentist

Dr. Withanachchi has been providing high-quality dental care for the residents of Edmonton and the surrounding areas for over 10 years. He prides his practice on building long-term relationships with his patients. Dr. Withanachchi is a general dentist who is passionate about improving and maintaining oral health through education and preventive dental care.  He also takes tremendous pride in enhancing. smiles and function by aligning and restoring teeth.  Dr. Withanachchi’s greatest professional satisfaction comes from his patients having a renewed confidence in themselves and their smiles.

Dr. Withanachchi earned his B. Sc in biological sciences from the University of Alberta, and then went on to earn a second B. Sc in dentistry from the University of Manitoba. For post graduate training, he studied at the University of Manitoba where he served on the Senate and received his Doctor of Dental Medicine degree in 2006.  Prior to joining the team at Tooth Works, Dr. Withanachchi practiced in Leduc, AB for two years and volunteered his services in Northern Manitoba and the Bronx, NY.  He also recently took part in a dental envoy to Peru to provide care to communities with no access to dental treatment.

Dr. Withanachchi is a proud father of two. The majority of his leisure time is dedicated to his children, Kaasha and Noah, and his spouse, Diana.  Dr. Withanachchi believes in leading a healthy lifestyle; he weight trains, practises yoga and plays hockey in a rec. league with his “Tooth Works Titans”.

Professional memberships include:

  • Alberta Dental Association

  • Canadian Dental Association

  • International Association of Orthodontics (IAO)

  • Edmonton & District Dental Society

  • International Team for Implantology


Paman Chahal, DDS

Board Certified General Dentist

Dr. Chahal moved from Calgary in 2012 where she completed her Bachelor of Biological Sciences and Master of Biomedical Technology at the University of Calgary. She then received her Doctor of Dental Surgery from the University of Alberta.

She enjoys all areas of dentistry and is dedicated to personalized and collaborative patient care. Her attention to detail and ability to communicate easily with her patients ensures that they are fully involved in every step of their treatment plan.

In her spare time, she enjoys the outdoors and traveling – especially to new places.  Her most recent adventures have been to Jamaica, Japan and Korea. 


Jerry Thomas, BDS, MDS

Board Certified General Dentist

Dr. Jerry Thomas has been practicing dentistry for over 35 years. He is a general dentist who has a strong passion for oral surgery. At Tooth Works Dentistry, Dr. Thomas performs wisdom teeth extractions, from simple to very impacted teeth. He also performs a wide variety of other surgical procedures, minimizing the frequency our patients require referrals to other facilities for their surgical procedures. Dr. Thomas is certified in providing oral conscious sedation for people who are anxious about dental surgery. Dr. Thomas takes pride in providing exceptional treatment in a comfortable, caring manner. Dr. Thomas has a long history as an assistant clinical director at the University of Alberta Hospital(1997-2010) and simultaneously served as an associate professor at the University of Alberta Dentistry Program. Dr. Thomas serves the communities of Calgary, Edmonton, Spruce Grove and La Crete, Alberta. His passion is photography and music. Family is at the heart of everything he does and he loves spending time with his three kids.

Professional Memberships Include:

  • Alberta Dental Association & College

  • Canadian Dental Association


David Bondar, DDS

Board Certified General Dentist

Dr. David Bondar has been practicing dentistry for over 34 years after graduating from the U of A in 1981. Any of Dr. Bondar’s patients will know he loves clinical dentistry from his enthusiasm at the chairside. He especially loves the rewards of restorative dentistry.

Dr. Bondar has been with his life partner Teresa for close to 10 years. They love to spend time at their lake house and in the colder weather, Phoenix.

His hobbies include hunting, fishing, and reading. Dr Bondar belongs to numerous study clubs including being an original member of the multidisciplinary study club, established here in Edmonton.