Doctors and Team

Our team of highly-skilled doctors are dedicated to providing you with excellent, personalized dental care. We are active educators and leaders in the dental community, working with organizations such as the Oregon Health Sciences University (OHSU), Oregon Dental Association (ODA), and the American Dental Association (ADA) to advocate for ethical values and high-quality care in dentistry.

The utmost goal of our team is to promote long-term healthy outcomes for you and your family.


Kenneth L. Chung, DDS, MPH

Dr. Kenneth Chung has practiced clinical dentistry since 1986, and founded ComfortCare Dental in 1995. In his 30 years of clinical dental practice, he has devoted himself to caring for the long-term health of thousands of patients of all ages. He is known for his warm and compassionate manner and his meticulous attention to detail, which comes through in the quality of his work.

Dr. Chung was born and raised in San Francisco, California, and graduated from the UCLA School of Dentistry in 1975. He received a Masters degree in Public Health (MPH) from The University of Michigan in 1977, where he remained as a member of the faculty until moving to Portland in 1980. He was a Research Assistant Professor of Biostatistics, an Associate Professor of Public Health Dentistry and Practice Planning at OHSU before starting in private practice in SE Portland. In 1990, he moved his clinic to Milwaukie, where he has remained since.

Dr. Chung has taught and mentored at the OHSU and Clackamas Community College. He has served as a member of the Board of Directors of the North Clackamas Chamber of Commerce, serving as Chairman from 2002–2003. He was recently elected a 2015–2018 Member of the Board of Trustees of the ODA.

Dr. Chung speaks fluent Cantonese and Mandarin. He is happily married with two grown children, two grandchildren, and an adopted cat.


Ryan W. Luchtefeld, DDS

Born in Effingham, Illinois, Dr. Ryan received his bachelor's degree in Biology at the University of Illinois, and graduated from dental school at Southern Illinois University in 2011. He practiced for four years in Belleville, Illinois before moving to Portland with his girlfriend, Rachel, and their two cats Riley and Meow Meow. Dr. Ryan's goal is to do the best dentistry for each individual patient in a friendly, pain-free environment.


Peter Garcia, DMD

A 1982 graduate of the University of Oregon Health Sciences School of Dentistry, Dr. Garcia established his practice in Milwaukie, Oregon. For over 30 years, he has served his communities dental needs and called this SE neighborhood, home. His passion for patient care continues to this day and his philosophy is based on providing quality dental care in a comfortable and professional manner to each and every patient. Everyone that walks through our doors is considered family and treated accordingly. When not at work, spending time with his wife and son is at the top of his list.

Dr. Garcia is experienced in all phases of dentistry but is particularly focused in the area of Invisalign Orthodontics for adults and teenagers. As well, he is also involved in providing Sleep Apnea services for his patients.

Walter R. List, DDS, Endodontist


Fred A. Bremner, DMD, Periodontics




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