Peggy McMahon, Ph.D.

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Get to know Psychologist Dr. Peggy McMahon, who serves patients in Plano, Texas.

Peggy McMahon, Ph.D. is a clinical psychologist, author, and researcher specializing in anxiety and depressive disorders, particularly Obsessive-compulsive Disorder. Dr. McMahon received her Doctor of Philosophy from the University of Texas Southwestern Medical Center at Dallas and then completed a fellowship at Texas Scottish Rite Hospital for Children. She is the author of several journal articles on the impact of psychological issues on physical health. Her research has appeared in peer-reviewed medical journals and has been presented at national and international medical conferences.

Dr. McMahon has received specialized training in treating obsessive-compulsive disorder from the Behavior Therapy Institute of the International OCD Foundation. Through yeats of experience and a focus on anxiety and depressive disorders, she has developed or enhanced extremely effective therapies for many difficult problems. She serves children, adolescents, and adults with a therapeutic approach marked by professionalism, accessibility, and a depth of clinical knowledge.

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