Dr. John Mergen is proud to be your trusted orthodontist in Coralville and Iowa City, IA. Not only is he backed by years of experience, but he was also voted Best Orthodontist in Iowa City from 2014 to 2024.

Top Orthodontist Iowa City

Meet Dr. Mergen and Our Team

At the core of our practice is Dr. Mergen, whose passion for orthodontics is matched only by his extensive experience in the field. With a warm, friendly demeanor, Dr. Mergen has crafted a team that mirrors his knowledge, compassion, and commitment to providing personalized care. Together, we strive to create a welcoming environment where every patient feels valued and understood.

Meet Dr. Mergen  Meet Our Team

Our Office Locations

Mergen Orthodontics is honored to serve patients and their families in two convenient office locations. This makes it easier than ever for you to access quality orthodontic care, whether it’s for yourself or one of your children.

Iowa City  Coralville

Comprehensive Orthodontic Care

We believe in the power of a beautiful smile and its impact on one’s self-esteem and overall health. That’s why we offer a wide range of orthodontic treatments tailored to meet the unique needs of each patient.

From traditional metal braces to preventive orthodontic care, TMJD treatment, and innovative solutions for sleep apnea, our practice is equipped to guide you on your journey to optimal oral health. Our approach is not just about straightening teeth; it’s about enhancing your quality of life.

5-Star Patient Service

Your experience at our practice is our top priority. We are proud to offer 5-star patient service, ensuring every visit is comfortable, convenient, and exceeds your expectations. Our team is always more than happy to answer questions, offer support, and celebrate each milestone on your journey to a healthier smile.

Leveraging Advanced Technology for Superior Results

Embracing the latest in orthodontic technology, our practice features the i-Tero scanner, Invisalign® aligners, and clear ceramic braces. This advanced technology not only makes treatments easier and more efficient but also ensures better long-term results. Our dedication to taking advantage of the most modern technology ensures you receive the highest level of patient care.

A Leader in Invisalign Care

Dr. Mergen stands out as a Top 1% Invisalign provider in North America, a testament to his expertise and the trust placed in our practice by patients and their families. This prestigious recognition reflects our commitment to delivering outstanding results through Invisalign, making us a leader in clear aligner therapy.

Request a Free Smile Assessment

Ready to entrust your smile to Mergen Orthodontics? We’ve got good news! Our orthodontist in Iowa City and Coralville, IA, is accepting new patients! To request a free smile assessment with Dr. Mergen, please call our Iowa City office at (319) 688-0800 or call our Coralville office at (319) 626-2142. You may also request an appointment online.