Peggy McMahon, Ph.D., Psychologist | Clinical
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Peggy McMahon, Ph.D.

Psychologist | Clinical

2301 Ohio Dr Plano TX, 75093


Dr. Peggy McMahon is a psychologist practicing in Plano, TX. Dr. McMahon specializes in the treatment of mental health problems, and helps people to cope with their mental illnesses. As a psychologist, Dr. McMahon evaluates and treats patients through a variety of methods, most typically being psychotherapy or talk therapy. Patients usually visit Dr. McMahon because they have been experiencing depression, anxiety, stress or anger for a significant period of time and are seeking help. Psychologists may perform a variety of exams and assessments to diagnose a mental condition.

Provider Details


Areas of expertise and specialization

OCD, Anxiety, Depression

Peggy McMahon, Ph.D.'s Practice location

Peggy McMahon, Ph.D.

2301 Ohio Dr -
Plano, TX 75093
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New patients: 214-923-6778

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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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Head southeast on Ohio Drive 5079 ft
Turn right onto West Plano Parkway 953 ft
Turn left onto Allied Drive 395 ft
You have arrived at your destination, on the left



Head southeast on Ohio Drive 5079 ft
Turn right onto West Plano Parkway 953 ft
Turn left onto Allied Drive 759 ft
You have arrived at your destination, on the left


3901 W 15TH ST PLANO TX 75075

Head southeast on Ohio Drive 1191 ft
Turn left onto West Park Boulevard 5027 ft
Turn right onto Coit Road 2229 ft
Turn left 533 ft
You have arrived at your destination, on the right