We recognize that all our patients are unique and deserve to receive orthodontic care that reflects their individual needs. Our experienced and talented team is committed to working with you and your family to create a comfortable, stress-free, and rewarding orthodontic experience every time you visit our practice.

We are pleased to welcome you and your family, and we look forward to working with you.


“Practicing orthodontics provides me with an opportunity to combine science, technology, and art—three things I am very passionate about—in order to treat my patients and give them a lifelong, beautiful smile. I truly love my profession; being an orthodontist is extremely gratifying, especially when I get to watch as my patients achieve a healthy bite, beautiful smile, and improved self-confidence.” — Dr. Duan


Dr. Duan’s background in research and science, along with her specialty training and years of experience, enable her to create a unique treatment plan for each of her patients. She achieves great outcomes, whether working with early corrective treatment, conventional braces, or Invisalign®.

  • Specialty certificate of orthodontics and dentofacial orthopedics – Boston University School of Dental Medicine
  • Doctorate of Dental Medicine (DMD) – Boston University School of Dental Medicine
  • Master of Science (MSc.) in genetics and molecular biology – University of Central Florida
  • Bachelor of Science (BS) in biology – Canton Normal University, Canton, 1985

Dr. Duan strives to continue growing and learning throughout her life. She and her staff appreciate each patient’s sharing of their unique insights, experiences, and successes. Dr. Duan regularly attends continuing education courses, and is a member of several local, national, and international professional associations, including:


Dr. Duan was born and raised in Canton, China, and has resided in Seattle since 2000 with her husband and sons. She enjoys traveling, reading, cooking, and outdoor activities, especially hiking, skiing, and playing soccer.


Meet Lindsay, our warm and friendly financial coordinator. She will be one of the first to greet you when calling or entering the office.

Lindsay was born and raised in Tucson, Arizona. In 2009, she finally made her way up to the beautiful Pacific Northwest where she had always dreamed to be. When Lindsay is not in the office she enjoys spending time with her husband and two kids over in West Seattle.


Gail is one of our Orthodontic Assistants. She moved to Washington in 2010 from the Philippines. She loves being around people and connecting with her patients.

When Gail is not in office, you can find her at local shops or mingling with friends.


Erin really enjoys caring for others. She considers Dr. Duan a smile artist and loves being able to help assist her to achieve the amazing results. In her free time you’ll likely find Erin spending time with family and friends in the sunshine.


Chairside Assistant

Teri’s role is to assist Dr. Duan with patient care, in addition to helping with lab work and purchasing. She loves being a part of creating excellent smiles for patients, and consistently strives for excellence in caring for patients. Teri appreciates Dr. Duan’s detail-oriented nature and dedication to spending the time necessary to create beautiful smiles.

Teri lives in a small community that she loves across the water. Her kids keep her very busy with fun activities. They especially love to camp, hike, and spend time outdoors!