About Us

Mark J. Prigatano, Ph.D.
Licensed Psychologist

Dr. Mark Prigatano is the former Director of Psychology for the Institute for Developmental Medicine.  He has nearly 25 years of experience in the mental health field.  He is a graduate of the APA-approved program in clinical psychology at the California School of Professional Psychology, Los Angeles.  He specializes in child and adolescent psychology.  Dr. Prigatano is a Full Member of the American Psychological Association.

Sonja N. Ridlehoover, LMFT
Licensed Marriage and Family Therapist

Sonja Ridlehoover is a former clinical staff member at the Institute for Developmental Medicine in Macon, Georgia.  A graduate of Mercer University School of Medicine's Master of Family Therapy Program, Ms. Ridlehoover completed extensive training in psychotherapy and family systems.  Her areas of specialty include individual and family therapy, parent training, and cognitive-behavioral interventions.