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Photo of Dr. Mark A Riddle, M.D.

Riddle, Mark A, M.D.

Professor of Psychiatry and Behavioral Sciences
Professor of Pediatrics
Appointment Phone: 410-955-1925
Main Location: The Johns Hopkins Hospital (Main Entrance)
Expertise, Disease and Conditions: Anxiety Disorders, Attention Deficit Hyperactivity Disorder, Child and Adolescent Psychiatry, Child Psychiatry, Childhood Anxiety, Obsessive-Compulsive Disorders, Pharmacology, Psychiatry