Dr. Mark Costes graduated from the University of Califonia, San Diego with a Bachelor of Arts degree in Psychology. He obtained his Doctor of Dental Surgery degree from the Marquette University School of Dentistry.

In 2001 Dr. Costes was married to his beautiful wife Leslie in San Diego, the city where they met and fell in love. Their first son, Bryce Lee was born in 2004 followed by Brendan Phillip in 2006.

Dr. Costes enjoys working with patients of all ages. He is certified to perform oral conscious sedation which can create a stress free dental experience for even the most fearful dental patient.

Dr. Costes is very active within his community and serves as the President of the Chino Valley Chamber of Commerce. He also serves as clinical faculty for the Arizona School of Dentistry and Oral Health. In addition, Dr. Costes provides a minimum of eight hours of charitable dentistry each month to the homeless population of Arizona.

Email: Mark@horizondds.com