Thorold Dentist

Dentist serving Thorold, St Catharines, Welland & the Niagara Region since 2003  

18 Pine St S, Thorold, ON (905) 227-5613  

 Follow us on Instagram @HewittDentistry

It’s Your Smile - Make it Shine Bright With Hewitt Dentistry 

We would like to invite you to become part of the Hewitt Dentistry family - where small town values meet state of the art training and equipment. Where a friendly face greets you and you’re smiling brighter when you leave, Hewitt Dentistry in Thorold will carefully and compassionately provide you with our highest level of oral health care.  


Serving the Niagara Region's Dentistry Needs Since 2003

We believe every smile has a story...

Our caring philosophies have helped to grow our practice in the Niagara region since 2003, and our gleeful patients have been our inspiration. At Hewitt Dentistry, we offer a large number of services, ranging from cosmetic to reconstructive to preventative - and we help to create a personalized oral health plan for each and every cherished member of the Hewitt Dentistry family.  

Located just 10 minutes from St Catharines & Niagara Falls in downtown Thorold, Dr. Dennis Hewitt & his staff have dedicated their lives to your oral health - and you can experience what that commitment means by setting up a new patient profile today.  

It’s your smile, make it shine bright with Hewitt Dentistry

Start Your Personalized Oral Health Plan Now

The Hewitt Dentistry Team

Dr. Dennis Hewitt

Meet Dr. Hewitt

Dr. Dennis Hewitt, a graduate of the University of Toronto School of Dentistry has been practicing for nealy 15 year in the Niagara Region.

  Learn More about Dr. Hewitt's path to being your new dentist!

Oral Superstars 

Our long time group of dental hygenists and dental assistants are caring, professional, and compassionate - sure to make your experienece enjoyable. 

Looking for a new career or job path? Submit a resume to join our team

Helping Hands

From the moment you arrive at Hewitt Dentistry you will be greeted by a smiling face - our administrative team can arrange appointments, billing, procedure and referrals.

Call today to reach our team at (905) 227-5613 

Children's Dentistry

Brock University Dentist 

Students from Brock University can enjoy simple hands free billing and direct transportation route options - Hewitt Dentistry is a convenient choice for your oral health care needs..

To learn more about our Brock Unversity billing procedures please cick here

Niagara College Dentist

Hewitt Dentistry is locate in close proximity to Niagara College, and caters to a number of students at faculty members. 

To learn more about our Niagara College billing procedures please cick here

Specialty Dentistry

  • Digital Radiography
  • Children Dentistry
  • TMJ / TMD / Jaw Pain
  • Sedation
  • Hygiene Services
  • Extractions
  • Bridges & Crowns
  • Teeth Whitening
  • Sterilization
  • Aesthetic Fillings & Cosmetic
  • Dental Emergency
  • Dentures
  • Root Canal Therapy


Our Patients Sing Our Praises!

I have attended Dr. Dennis Hewitt's office for 13 years, most of my family members are also his patients. I am extremely impressed with his work and he has a kind and wonderful demeanor with a professional attitude... ...I have high regards for Dr. Hewitt and his staff and proudly recommend his dentistry service to anyone, of any age... 

***** / ***** Stephen, Google Reviews, 2016

Absolutely wonderful staff! They saw me on short notice for a sore molar and were able to squeeze me in the next day for an extraction. 

Extremely clean, comfortable and knowledgeable experience. 

I highly recommend Dr. Hewitt.

***** / ***** Grant, Google Reviews 2018

Dennis is the best dentist I've ever met and a wonderful person


***** / ***** Kristin, Yelp Review, 2018

Looking to become a New Patient of Hewitt Dentistry?

 Fill out our new patient intake form to start the process - our friendly office staff will reach out to you within the next business day to schedule your welcome appointment at your convienience.


© 2018 - Hewitt Dentistry near Brock University - 10 Minutes from St. Catharines & Niagara Falls 

18 Pine St S, Thorold, ON L2V 3L2 (905) 227-5613

HOURS OF OPERATION: Monday 8:30 - 5 Tuesday 8:30 - 8 Wednesday 8:30 - 5 Thursday 8:30 - 5 Friday 8:30 - 1