OUR PRACTICE
MEET THE DENTISTS
At Northern Horizon Dental Innisfil, we are committed to providing exceptional dental care to all of our patients. We are conveniently located and offer extended hours to ensure you can receive dental care without any hassles. We provide a variety of dental services for all of your dental needs, from dental implants to Invisalign to teeth cleanings. Our dentists offer a personalized dental approach. We take time to get to know all of our patients and provide treatments catered to their needs.
Our office is always welcoming new patients. We look forward to meeting you and being a part of your journey to a beautiful smile and optimal oral health.

MEET OUR TEAM
Your Northern Horizon Dental Innisfil Team & Our Health Care Team
Meet our dedicated dentists, who are dedicated to providing you comprehensive dental care in a friendly and warm environment. Our team provides the highest level of care. Learn more about our professional doctors and team below!
Our Doctors

Dr. Daniel Sullivan
Dr. Daniel Sullivan (HBSc, DDS)
GENERAL DENTIST
Dr. Daniel Sullivan received his Doctor of Dental Surgery from the University of Western Ontario and graduated with distinction. Before attending Western, he received his Bachelor of Science in Biology from Dalhousie University, 2 hours from where he grew up in New Brunswick. Dr. Sullivan takes pride in helping his patients achieve their aesthetic and functional needs, whatever they may be, and believes in a team-orientated approach that includes the patient’s wishes and input at the forefront. In his spare time, Daniel likes to golf, stay active at the gym, try new restaurants, and of course catch up on TV shows!

Dr. Hannah Seok
Dr. Hannah Seok
GENERAL DENTIST
Dr. Hanna Seok completed her Bachelor of Science at McMaster University and received her Doctor of Dental Surgery from Western University. She takes pride in optimizing patients’ dental experience through patient education, being attentive to patients’ individual requirements and, encouraging them to be proactive about their oral health care. Passionate about dentistry and non-profit work, Dr. Seok has provided volunteer dental care to underprivileged communities in Guatemala, Haiti, Mexico and, some First Nations reserves. She is very excited to be back in her hometown, Barrie, and serve the community.

Dr. Dickson Kong
Dr. Dickson Kong
GENERAL DENTIST
Dr. Dickson Kong graduated first class honors with distinction in Biology at York University, after which he continued his studies at the University of Western Ontario Dental school. He is a recipient of the General Medicine award and graduated with honors in 2016. He spent his first few years practicing in Kirkland Lake and Napanee. Dr. Kong is certified in nitrous and oral moderate sedation to provide the most comfortable dental experience for patients with dental anxiety. He is constantly trying to broaden his knowledge and skills in Dentistry by continuing his education and completing courses like implant training. His current area of interest is Invisalign and helping people achieve their dream smile. When he’s not practicing, Dr. Kong loves reading about the latest technology and gadgets, and trying new restaurants with his lovely wife, Tracy!
Our Team
OUR REVIEW
Dental Reviews From Patients
