Psychological Health and Wellness for Individuals and Families
Elite Expertise. Deep Empathy. Evidence-Based Results Results.

Dr. Lea A. Theodore
Ph.D. Licensed Psychologist
Fellow, American Psychological Association
Contact Me
Call or Email Dr. Theodore for a free 15-minute consultation.
Office Location: 142 Railroad Ave, Sayville, NY 11782
Email: lea@theodorepsychservices.com
Dr. Theodore is a Licensed Psychologist and Graduate Professor at Adelphi University, specializing in evidence-based practice for over 20 years. At Psychological Health and Wellness, she works with children, adolescents, and adults to address a wide range of concerns, including learning disabilities, anxiety, depression, divorce, life transitions, coping skills, parenting skills, and stress management. Her work integrates a deep understanding of family and social contexts. Focused on prevention and mental health optimization, Dr. Theodore empowers clients to reach their fullest potential and lead meaningful, fulfilling lives.
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​Psychology Today:
https://www.psychologytoday.com/us/therapists/lea-a-theodore-sayville-ny/1078287









Mission Statement
Seeking therapy is a courageous step toward personal growth. The therapeutic relationship is a deeply personal, individualized partnership built on a foundation of absolute trust. As a Licensed Psychologist, I offer a safe harbor for the highly sensitive conversations that lead to lasting change. My objective is to empower you with a deep understanding of your challenges while providing the tools to cultivate a rich, fulfilling life. By enhancing your mental health and quality of life, we ensure your therapeutic journey leads to meaningful, sustainable results.
About Dr. Theodore
Dr. Lea Theodore is a nationally recognized Psychologist and Fellow of the American Psychological Association, the highest rank with distinction. She is ranked among the top 20 most productive authors in her field. From private practice for more than two decades, a Graduate Professor, consultant, lobbyist on Capitol Hill for mental health and testifying in Federal Court, her career is defined by one mission: maximizing human potential through evidence-based intervention.
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She specializes in anxiety, depression, life transitions, stress management and burnout. Dr. Theodore's goal is to help you build the coping skills necessary to handle life’s transitions with confidence. We’ll work collaboratively to develop a customized, evidence-based treatment plan that facilitates real, sustainable change. In the midst of life's complexities, find a place of clarity and care. Importantly, her treatment is designed to support the "whole person." Let’s create a customized, sustainable mental health plan that honors your unique path.
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When she isn’t shaping national policy or training the next generation of psychologists, you’ll find her on the competitive tennis court, restoring vintage furniture, or mastering her next HIIT workout.
Resources
Mental Health Disorders
Anxiety Disorders
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Attention Deficit/Hyperactivity Disorder
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Behavior & Conduct Disorders
Depression
Additional Resources:
Privacy & Confidentiality
The law protects the relationship between a client and a psychologist, and information cannot be disclosed without written permission.
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Exceptions include:
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Suspected child abuse or dependent adult or elder abuse, for which we are required by law to report to the appropriate authorities immediately.
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If a client is threatening serious bodily harm to another person/s, we must notify the police and inform the intended victim.
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If a client intends to harm himself or herself, we will make every effort to enlist their cooperation in ensuring their safety. If they do not cooperate, we will take further measures without their permission that are provided to us by law in order to ensure their safety.