Comprehensive Assessment
and Treatment For All Ages

Ambers Professional Center
170 Thomas Johnson Drive
Suite 200
Frederick, MD 21702



We have professionals from several disciplines on staff to meet your needs.

Meet Our Psychologists

Cynthia Keysor, Ph.D.

Dr. Keysor works with individuals ranging from toddler-age through adulthood, in collaboration with parents and families when indicated. She has extensive experience in treating disorders of behavior, mood, anxiety, and adjustment. Examples of concerns addressed in treatment include those related to attention-deficit, hyperactivity disorder, oppositional/defiant behavior, tantrums aggression, anger management, depression, low self-esteem, social skill deficits, grief and loss, adjustment to separation and divorce, obsessive-compulsive behaviors, separation anxiety, worrying/stress, parenting practices, and parent-child relationships. Dr. Keysor also works with children and adolescents with developmental disabilities, including those with genetic disorders, and high functioning autism. She is a collaborative member of the multi-disciplinary Developmental Team at Blue Ridge Behavioral Health.

Dr. Keysor graduated from Georgetown University with a Bachelor of Science degree in Psychology in 1985. She later pursued her graduate studies at the University of North Carolina at Greensboro, earning both her Master’s and Doctorate degrees in Clinical Psychology. Prior to joining Blue Ridge Behavioral Health in 2006, Dr. Keysor was on the faculty at the Johns Hopkins University School of Medicine, Division of Child and Adolescent Psychiatry, and at the Kennedy Krieger Institute, where she was a practicing psychologist and Clinic Director of Outpatient Psychiatry.

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Thomas Pollack, Psy.D.

Thomas Pollack, Psy.D. has been a practicing therapist since 1979. He works with adults, families and couples. Dr. Pollack assists people who are experiencing excessive anxiety or disruptive depression. His specialties include the cognitive treatment of anxiety and depression as well as cognitive / interpersonal approaches to treating couples.

Dr. Pollack received his Bachelor of Arts Degree from the University of Maryland, Baltimore County in 1973 and his Master's Degree in Developmental Clinical Psychology from Antioch University in 1978. He received a Doctorate in Psychology from the Virginia Consortium for Professional Psychology in 1990.

Additional specialized training include the following One-Year Training Programs: “The Anxiety Disorders: A Clinical Consultation Group for Licensed Professionals”; “Couples Therapy Post-Doctoral Institute”; and “Intensive Training Program in Emotionally Focused Therapy for Couples”.

In 1987, Dr. Pollack established the Partial Hospital Program of Portsmouth Psychiatric Center and served as the Clinical Director until 1989. He then became the Clinical Director of Inpatient Adult Services until 1990. Dr. Pollack is a past Board Member of both the Frederick County Mental Association and Heartly House. He served as the Legislative Chairperson for the Maryland Psychological Association from 2003 to 2006.

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Christie Tanner, Ph.D.

Christie Tanner, Ph.D. works with children, adolescents, adults, and families. She uses a collaborative, co-therapist approach to helping parents understand and respond to their children’s individual needs. Dr. Tanner specializes in disorders of behavior, mood, and adjustment within a wide range of presenting concerns. She has extensive experience working with the following areas of need: social anxiety and shyness, separation anxiety, social skill weaknesses, obsessive compulsive behaviors, depression, low self- esteem, hyperactivity, tantrums, noncompliance, aggression, attention issues, executive functioning deficits, parent-child relationship struggles, and parenting concerns. In addition, Dr. Tanner works with individuals across the life span with developmental disabilities, specializing in Autism Spectrum Disorders.

Dr. Tanner graduated from West Virginia University with a Bachelor of Arts degree in psychology. She received a Doctorate degree in Clinical Psychology from the State University of New York in Albany with an emphasis on cognitive-behavioral and empirically validated therapeutic approaches. Dr. Tanner completed her Clinical Internship and Post-Doctoral Fellowships at the University of North Carolina at Chapel Hill where she received extensive training in pediatric psychology and developmental disabilities.

After the completion of her training programs, Dr. Tanner served as clinical faculty at the UNC-Chapel Hill TEACCH Program with a wide-range of clinical and research responsibilities including a therapeutic program for toddlers with autism, consultation to the children’s inpatient psychiatric unit, and services for adults with autism. Prior to joining Blue Ridge Behavioral Health Services in 2005, Dr. Tanner worked with children, adults, and families within a hospital-based out-patient psychiatric practice and provided clinical services in collaboration with a pediatric office for underserved children and families in rural Virginia.

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