Welcome to Sullivan Orthodontics. We are located in Mill Creek’s Town Center, voted Best of Washington 2013 – Best Lifestyle Center & Open Air Mall.

Our goal is to provide the best possible service to every person who comes into contact with our practice. Using proven state-of-the-art technology to enhance your experience, we maintain the most advanced procedures and equipment available to ensure that every patient achieves a healthy and beautiful smile.

We recognize that every patient has different needs, and we pride ourselves on the courteous service we deliver to each person who walks through our doors. Whether you’re an adult, adolescent, or child, we offer a unique orthodontic experience that is fun, affordable, interactive and effective. We want each of our patients to leave with a smile that reflects not only our technical expertise, but more importantly, one that reflects the care and attention that has been given during the course of treatment. We promise to strive for this goal every day, and we appreciate the trust you have placed in us.


Our goal is to bring a smile to everyone we come into contact with, by routinely exceeding their expectations. We strive to provide the highest level of service and care to every person who enters our practice. We want each of our patients to leave with a smile that reflects not only our technical expertise but more importantly the care and attention we have provided during their treatment.

Knowing how busy your life can be, Dr. Terence Sullivan is committed to making his practice convenient and efficient. This includes keeping appointments on time and using the latest techniques and technology to get the best results in the least amount of time. Whether it’s treatment with traditional braces, clear braces or Invisalign aligners, when you choose Sullivan Orthodontics for your orthodontic care, you’re working with a board-certified orthodontic specialist whom thousands in your community have trusted to provide quality results and smiles to last a lifetime.


Office Hours
Monday – Wednesday 8:00am to 5:00pm
Thursday 8:00am to 4:00pm

We are always available to talk with you and address your concerns. Please feel free to contact us during work hours through our office phone number or e-mail address. After hours, you can contact us with emergencies through our 24-hour answering service.