Dr. Ronald D. Johnson

Dr. Ronald D. Johnson graduated from the University of Arizona with distinction with a Bachelors of Science in Biology. He then went to the University of Pacific Dental School in San Francisco in 1981. There he met his future wife, Dwynn and soon after, started practicing in San Diego with an emphasis on family and cosmetic dentistry. For the past 36 years, he has been involved in the community as well as sports dentistry. He has been the Team Dentist for the San Diego Gulls, San Diego Chargers, and the San Diego State Aztecs. Currently he is the Team Dentist for the USD Toreros.
He enjoys golf, water sports, Labrador retrievers, and spending time with his two grown daughters, Lauren and Brittany, and their families.

He prides himself on practicing conservative dentistry with an emphasis on prevention.


Dr. James P. Tasto

Dr. James P. Tasto was born and raised in San Diego. He attended University of San Diego High School where he lettered in both golf and wrestling. After earning a Bachelors in Science from Loyola Marymount University, Dr. Tasto graduated from University of Southern California Dental School with an emphasis on cosmetics and sports dentistry. Dr. Tasto was the team dentist for the San Diego Gulls Professional Hockey Team. He takes extensive courses in cosmetic and restorative dentistry so that he can deliver the highest quality dental care for his patients.

Dr. James Tasto was selected by his peers to be included in the List of Top Dentists in San Diego for 2007 – 2016. He appeared in the May issue of San Diego Magazine. Dr. Tasto is also a member of D.O.C.S. (Doctors Offering Charitable Services), a local ororganization that offers medical services such as plastic surgery, vision and dental to the less fortunate patients in San Diego. D.O.C.S. has been featured in the L.A. Times and San Diego Magazine.

Dr. Tasto currently resides in San Diego with his lovely wife Traci and their 3 children. He enjoys golf, beach volleyball and playing with his kids.


Dr. Gary M. Sigafoos

Dr. Gary M. Sigafoos has trained with some of the world’s most prominent periodontists. He is rapidly becoming known as La Jolla area’s leading periodontist for people who want periodontic dentistry.

“As your dentist, I am proud to have served patients in our community for over 25 years. The combination of continuing education and state-of-the-art equipment and materials allow us to offer you and your family the high level of care you’re looking for, with a soft touch. You can rest assured that you’ll receive the personalized attention you deserve. My team and I will listen to your needs and answer all your questions and give you a warm welcome with our ongoing commitment to your overall dental related health.”


Gladys Zamora

Office Manager


Jennifer Douglas

Front Office Receptionist


Monica Boldt

Registered Dental Hygienist


Jazmin Paz

Dental Assistant/Back Office Manager


Sara Villegas

Registered Dental Assistant


Annie Lane

Registered Dental Hygienist