About Our Dental Practice

James A. Duncan, DDS “Dr. Jim”
Dr. Jim has been practicing in the area since 1996 and his goal as a dentist is to be more than a “Molar Mechanic.” He strives to help others understand that oral health is more than a pretty smile—it is part of a bigger picture: our complete health for our entire body. He believes that a healthy body and healthy living make for a happy life. Prior to his dental career, Dr. Jim graduated from Corpus Christi State University in 1992 with a bachelor’s of science degree in biology. He then attended the University of Texas Health Science Center – San Antonio and graduated in 1996 with a DDS degree. Jim has three children, and in his free time, he enjoys backpacking, hiking, and camping. He is a member of the ADA, TDA, NVDDS, CCDSC, and WCLI, and has also received his Mastership in Lasers.

Peter Mai DMD, MS
Dr. Mai’s humble beginnings allows him to appreciate the little things in life while working hard and providing quality care for others, both in and outside the healthcare profession. After his undergraduate studies at Creighton University, he obtained a Master’s degree (MS) in Toxicology at Colorado State University, and graduated from Nova Southeastern University College of Dental Medicine (DMD – Dentariae Medicinae Doctoris) as President of his class with awards from the International Dental Honor Society, the Pierre Fauchard Academy, and the American Association of Oral Surgeons.His last three rotations include the facial surgery departments of Yale New Haven Hospital, Louisiana State University Shreveport Ochsner Health, and the University of Miami Jackson Memorial Hospital. These experiences later transpired to an internship year and fellowship position at Baylor Scott White Hospital and Texas A&M in Dallas where he joined the Oral and Maxillofacial Department.He has volunteered in numerous third world countries, underserved areas in the United States, and was offered the Health Professions Scholarship by the Department of Defense/United States Air Force. Dr. Mai has worked to help provide for his family since he was a young boy, and throughout undergrad and dental school (not easy!). After investing in an education that focuses on helping others, Dr. Mai wants to implement into practice what he has learned, put down some roots in the Coastal Bend, and chase the simple life. In his free time, he enjoys surrounding himself with family, good friends, and his loving wife.

Jacob Thompson, DDS “Dr. Jake”
Dr. Jake Thompson is honored to be a part of the amazing team at Duncan Dental Studio. Dr. Jake has a passion for dentistry that extends far beyond oral health and fixing teeth. He most treasures the relationships that he builds with his patients. Dr. Jake is dedicated to delivering quality dental care with compassion and his aim is to make every visit a comfortable and positive experience.Dr. Jake fully embraces the profound impact that he can have on a patient’s attitude towards oral health that often starts with a child’s earliest dental visit. He believes creating a positive and nurturing dental experience lays the foundation for a lifetime of oral health. Dr. Jake strives for a patient doctor relationship that emphasizes open communication to guide each patient to a lifetime of smiles and fond memories of their dental visits.

In his free time he cherishes time spent with his wife Haven and daughter Sage. They love walking on the beach and going on boat cruises with their dog Polly. Dr. Jake is an avid fisherman and tournament angler for trophy speckled trout and redfish. When the fish aren’t biting, you can usually find him hunting or surfing.

Dr. Jake grew up in Sugar Land, TX and then moved to Corpus Christi to attend Texas A&M University of Corpus Christi completing a B.S. in Biomedical Science. He pursued his Doctor of Dental Surgery at the University of Texas School of Dentistry in Houston. Dr. Jake is committed to staying at the forefront of dentistry through his dedication of pursuing continuing education to provide excellence in dental care. He is proud to be associated with prestigious organizations such as the American Dental Association (ADA), the Texas Dental Association, the Nueces Valley Dental Association and the Corpus Christi Dental Study Club.

Tamara — Business Manager
Tamara currently lives in Portland, is a native of Rockport, and graduated from hygiene school in 1999 from Coastal Bend College. She enjoyed practicing hygiene for 6 years and then made a change and moved up to the front office to do the managing aspect of the office, and she absolutely loves it!  She had the pleasure of starting with Dr. Jim when he moved to his new office in October 2011.  She enjoys handling the insurance and collections for her patients as well as take care of the other business and financial aspects of the office. She is also grateful for the opportunity to help the staff grow and encourage them to reach their goals on a daily basis.  Dr. Jim and her co-workers are a great group of people, and she feels very blessed to be a part of such a great team!  In her spare time, she usually can be found spending time with her husband and their five daughters. They enjoy being outside, taking photos, and having fun with their pets.  They are very active in their local church and have been attending GracePoint since 2010. Tamara looks forward to growing with the office for many years to come!

Elizabeth — Patient Care Coordinator
A native of Gregory-Portland, Elizabeth has been in the dental field since 2016. Elizabeth joined our team in 2023 and is one of the friendly voices you will hear when calling our office. She enjoys taking care of our patients in any way she can. She and her husband are blessed with a son and daughter and now, a grandbaby. She spends her time enjoying family and shopping at her favorite stores.

Patsy — Hygiene Coordinator
Patsy joined our team in 2019 and has been in the dental field since 2016. Her love for people and beautiful smiles is what drew her into dentistry. She has been married since 1989 and has two daughters and one granddaughter. Portland is where Patsy has called home since 1995. She enjoys traveling anywhere tropical and working out. She especially loves spending time with family and friends!