Meet Our Doctors

Dr. Mohammad Mainayar

Lead Doctor

Dr. Mo enjoys meeting new people, trying new restaurants, cooking, going to Seahawks games (hopefully Kraken games soon) and doing a wide variety of activities such as hiking, golfing, running, biking, swimming, kayaking, wakeboarding, traveling, playing and listening to music. Dr. Mo is excited to meet, treat and be with you on your journey to the perfect smile! Dr. Mo primarily practices in our Kent and Burien offices. Read More » 

Dr. Gabriela Aragon

Affiliated Doctor – Kent

Dr. Gabriela Aragon is excited to join the Advanced Orthodontic team! Her interest in dentistry began at a young age; as a second-generation dentist in her family, she grew up spending much of her time in her father’s dental practice learning about the importance of providing outstanding care to all patients Dr. Aragon feels incredibly fortunate to follow her passion in orthodontics and looks forward to providing her patients with great care and outstanding results. Read More » 

Dr. Lauren Lewandowski

Affiliated Doctor – Everett

Dr. Lewandowski was inspired to pursue orthodontics following her own orthodontic treatment experience as a child. She notes, “My orthodontist was a poised, intelligent woman to whom I gave the utmost respect. I admired the way she interacted with me, my family, other patients, and team members. After a few afternoons of shadowing, it was an easy decision to pursue a career in orthodontics.” Dr. Lewandowski primarily practices in our Everett office. Read More » 

Dr. Kara McCulloch

Affiliated Doctor – Mercer Island

Dr. McCulloch has extensive experience as an orthodontist in private practice, and works collaboratively with many dentists and dental specialists to ensure that you receive the finest, most advanced orthodontic health outcome whether you choose braces or Invisalign.


Dr. Barton Soper

Affiliated Doctor – Bellevue

Dr. Soper loves working with children and adults, creating beautiful smiles that give each individual a lifetime of confidence. He truly loves the joy in peoples’ eyes when they first see their finished smile and the confidence they show when they walk out the door to meet their friends and colleagues. His professional peers have recognized his level of excellence by nominating him numerous times to Seattle Magazine and Seattle Metropolitan Magazine as an outstanding orthodontist. Dr. Soper primarily practices in our Bellevue office. Read More » 

Dr. Todd Steinhart

Affiliated Doctor – Mercer Island

Dr. Steinhart is one of the top Invisalign providers in the country and will bring that wealth of experience to Mercer Island. He is passionate about early treatment, consideration of airway and treating patients holistically. You will love his energy, enthusiasm and true passion for orthodontics and your families. Read More »