Mark Barnes, PhD., is a child psychologist who has worked with children and adolescents since 1984. He holds a doctorate in Clinical Psychology and is a licensed psychologist. He also holds a Master's degree in Marriage, Family, and Child Counseling. Dr. Barnes has diverse experience in treating children, adolescents, and their families in a variety of settings including hospitals, residential treatment centers, as well as day treatment and outpatient programs. Dr. Barnes has a specialty in psychological testing, as well as the treatment of depression, attention deficit disorder, and developmental issues of children and adolescents. Dr. Barnes follows a relationship based depth oriented approach when treating children and adolescents. Trained in Play and Sandplay treatment approaches, as well as interpersonal treatment strategies Dr. Barnes uses a variety of therapeutic approaches to assess and treat those who suffer from mild to severe mental health issues. Dr. Barnes has successfully treated children from as young as four years of age to young adulthood.

Over the years of Dr. Barnes’ professional life, as well as treating children, adolescents and their families, he has held positions within the community at The Sullivan Center for Children including being the Assistant Clinical Director of the Center. He was also the Director of Training, overseeing the training components at the Center, including the APPIC member internship and post-doctoral fellowship training programs. Dr. Barnes has also served as a clinical supervisor to participating pre-doctoral interns and post-doctoral fellows. He supervises students in training and pre-doctoral interns at The Gary W. Cannon Psychological Service Center, which is affiliated with The California School of Professional Psychology at Alliant International University. In addition, Dr. Barnes has supervised practicum students and Licensed Marriage and Family Interns through the Onsite Counseling Center at Fresno Pacific University.