Meet Our Team

Our experienced team focuses on preventive care using proven dental technologies.
We are ready to help you achieve lifelong health and wellness.

“With modern dental techniques and equipment we are helping patients keep their teeth for a lifetime. We focus on comprehensive care with treatment that is individualized to optimize not only dental health but overall health as well.”

Mark S. Riederer, D.D.S.

Dr. Mark S. Riederer is a third-generation Southeast Alaskan who has proudly served his hometown community for over 30 years.
Today, Dr. Mark S. Riederer is known for providing a judgment-free environment focused on patient satisfaction, preventive care, and proven dental technologies. By combining years of experience and advanced continuing education, he offers a personalized approach his patients can trust.

Dr. Riederer is an avid learner and is a graduate of the Kois Center for advanced dental education, an experienced Invisalign provider, and certified in Pinhole Surgical Technique (PST). He actively gives back to the community by donating his time, talents, and resources both locally and globally. He has even volunteered in East Africa at the Maasai Dental Clinic.

Outside of the office, Dr. Mark S. Riederer enjoys spending time fishing, skiing, and snowboarding.

Dr. Justin Sanbei, D.D.S.

Dr. Sanbei was born and raised in Juneau, Alaska. He graduated with a Bachelor of Science in Human Biology from BYU-Idaho and earned his Doctor of Dental Surgery from the University of Utah. Dr. Sanbei is a lifelong learner who loves ​​keeping up on the latest and most advanced dental techniques available.

Dr Sanbei is excited to help you achieve your vision for your oral health and smile. Whether it be regaining or maintaining oral health, or working with you to achieve a dream smile makeover, he is here to help you achieve your goals.

Most of all, he’s passionate about helping and seeing others improve their health and lives through excellent oral health care.

One-of-a-Kind Dental Philosophy

Judgement-Free Office

Dr. Mark S. Riederer applies his experience, expertise, and continuing study of dental science to your health needs and goals.

Prevention & Risk Assessment

A lifetime of healthy teeth is possible. The key is properly assessing risk and preventive care.

Modern & Proven Treatments

This isn’t the dentist you remember. You won’t believe the cosmetic, restorative, and preventive treatments available today.

“I used to be afraid of coming to the dentist but I don’t feel afraid anymore. The staff here is really friendly and they have a prize box.”


“Dr. Mark S Riederer has been my dentist and my family’s dentist for years. Great hygienists and service here.”

– Sara W.

Contact us to request your appointment today.

No insurance? No problem. Learn more about our low-cost monthly dental health membership club.