• Welcome To GT Healthcare
    Delivering Virtual Healthcare Services Across California.
    Family Medicine, Psychiatry, Therapy & Counseling, Nutrition & More

Welcome to GT Healthcare.
Delivering Virtual Healthcare Services Across California

At GT Healthcare, we recognize that you have a choice when it comes to your healthcare provider. This website contains information about our doctors, locations, hours, emergency practices and more. The more you know, the more comfortable we hope you will be.

We believe our website is the best way for you to stay connected to our practice and get the highest quality of care possible. We also provide 24/7 access to an array of information on many common healthcare topics.

On behalf of all our professionals and staff, we welcome you to our practice, and look forward to helping you preserve a lifetime of good health.

About GT Healthcare

GT Healthcare, with an office in Laguna Beach, California, services all of California, including San Francisco, San Diego, San Bernardino, Los Angeles, Sacramento, and more. We provide high-quality care to all ages. Founder Gabrielle Thompson, FNP-C, is a board-certified nurse practitioner with extensive experience in mental health and family medicine. 

GT Healthcare specializes in mental health disorders such as depression, anxiety, attention-deficit/hyperactivity disorder (ADHD), and post-traumatic stress disorder (PTSD) and many more. The compassionate team members understand how difficult life can be and how valuable therapy services are for patients.

GT Healthcare has powerful tools available to target specific symptoms and concerns, including therapists specializing in eye movement desensitization and reprocessing (EMDR) therapy. The cognitive enhancement therapy (CET) program is another effective option for accelerated results only available at GT Healthcare.

GT Healthcare is a data- and results-driven practice. Its compassionate providers and psychiatrists take the time to perform psychological testing and get to know their patients properly to ensure accurate diagnosis and treatment. 

Services are available via secure telehealth. The practice’s innovative new service, Quick Care, provides online access to sexual health care, including sexually transmitted disease (STD) testing, birth control, and erectile dysfunction treatment.

In addition to their proficiency in mental health, GT Healthcare also provides primary care services such as routine checkups, annual physicals, and basic urgent care needs. They also offer screening for chronic diseases and illnesses. The GT Healthcare team also offers expert children’s and adolescent health care.

Everyone at GT Healthcare takes great pride in helping their patients overcome personal struggles to live full, healthy lives. To benefit from their exceptional care, text the office or book an appointment online today.

Mission statement

Our mission is to provide access to quality healthcare in treating a variety of conditions for our patients. Our highly trained team is proud to serve our community and help our patients feel better quicker. GT Healthcare is dedicated to providing result driven treatment that is easy and stress free. Whether you require Psychiatry, therapy, or medical services we are your one-stop-shop to meet your individual and family needs.

Meet Our Staff

Learn Who We Are

  • Gabrielle Thompson, FNP-C

    Gabrielle Thompson, FNP-C, is a certified family nurse practitioner at GT Healthcare in Laguna Beach, California. At the practice, she provides patients of all ages with compassionate and result driven care.

    Gabrielle completed her undergraduate degree at the University of Pittsburgh in Pennsylvania. She then completed her master’s degree in Nursing at Simmons University in Boston, Massachusetts.

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  • Corinne Hardsity, LMFT

    Corinne Hardisty is a highly experienced and compassionate Marriage and Family Therapist, with over a decade of dedication to helping individuals and families navigate the challenges of severe and chronic mental illness. Her extensive experience within Los Angeles County division and reentry programs has equipped her with a unique understanding and skill set to assist her clients.

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  • Macayla Meyers, AMFT

    Macayla Meyers is an experienced therapist who specializes in working with individuals, couples, and families dealing with various mental health conditions, including anxiety, depression, bipolar disorder, gender dysphoria, substance use disorders, and schizophrenia. Macayla is passionate about helping families rebuild strained relationships and improve communication. She uses a person-centered approach to therapy, which recognizes that each client has unique needs and requires tailored care. By providing a safe and supportive space, Macayla creates a trusting therapeutic relationship that enables clients to feel heard, understood, and validated.

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  • Marissa Pereida, AMFT

    Marissa Pereida is an Associate Marriage and Family Therapist from Northern California. She received her Bachelor’s degree in Psychology from the University of San Francisco and her Master’s in Counseling Psychology from the Dominican University of California.

    Marissa enjoys traveling internationally and participating in medical missions to provide medical care in places that include Kenya and Cambodia. Traveling internationally has increased her desire to serve and guide people through the challenges and adversities they face.

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  • Irina Sherbak, RD, RDN

    Irina is a Registered Dietitian with over five years of experience in the clinical, community, and eating disorders fields. She is passionate about helping individuals build healthy relationships with food, cultivate body positivity, and embrace intuitive eating practices. Irina earned her Bachelor’s degree from Tel Aviv University and further advanced her knowledge through a comprehensive dietetic internship program at Utah State University focusing on evidence-based practices and a deep understanding of the complex interplay between nutrition, psychology, and mental well-being.

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  • Nicole Whitmore, AMFT

    Nicole is a dedicated and compassionate therapist specializing in supporting children and adolescents who have experienced trauma. She has a Master's degree in Marriage and Family Therapy. With a strong foundation in therapeutic practices and a deep understanding of the unique challenges faced by young individuals and their families, Nicole is committed to providing a safe and nurturing environment for healing and growth.

    Nicole is committed to providing compassionate and affirming care to all populations she works with. She understands the challenges and experiences that children, adolescents, and adults and families experience and is dedicated to helping them navigate these issues with empathy and support.

    Book an Appointment

  • MaKalia Zinn, APCC

    In 2021, MaKalia has a Master’s Degree in Clinical Mental Health Counseling. Now, as an associate professional clinical counselor (APCC), MaKalia has been working in corporate and individual practice for 3 years. She primarily works with clients experiencing depression, anxiety, ADHD, eating disorders, and body image distress.

    MaKalia focuses on adults, using a foundation of person-centered therapy. This approach allows her to meet the client where they are on their personal journey to help create change at their pace. She’s found this approach to be helpful with increasing individual self-esteem, increasing capacity for growth, and improve cognitive functioning.

    MaKalia vows to work towards developing a trusting relationship in which you feel heard and seen. Together, you can collaborate on a plan that works specifically for your journey.

    Book an Appointment


What Our Clients Say About Us

  • "Dr. Thompson is knowledgeable and has a fantastic bedside manner."
    K. G.
  • "Gabrielle is extremely educated in the mental health arena. She is always on time for appointments, responsive to follow ups, and truly wants the best for her patients."
    J. E.
  • "I felt heard & understood by the doctor. The staff was very helpful."
    A. G.
  • "Dr. Thompson has been an angel since the start! She’s attentive and cares. I am so happy I found her."
    B. P.
  • "Personable and thorough!"
    M. G.
  • "Gabrielle is caring and thoughtful with her approach to care. She makes you feel heard when it comes to your symptoms."
    Y. O.

Featured Articles

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