Neena Mathew, PMHNP

Gabrielle Kull is a Licensed Professional Counselor with a strong foundation in mental health care. She earned her undergraduate degree from Indiana University of Pennsylvania in 2017 and went on to complete her Master's degree at West Virginia University in 2019. Since then, Gabrielle has gained experience working with diverse populations and age groups while working for a non-profit organization that served victims of sexual assault, domestic violence, and other violent crimes. She has a genuine interest in treating a vast array of psychiatric disorders including Post-Traumatic Stress Disorders, Depression, Anxiety, and Obsessive-Compulsive related disorders. Gabrielle became licensed in 2022. She has been trained extensively in Eye Movement Desensitization and Reprocessing (EMDR) therapy since 2019 and achieved her EMDR certification in 2025. She takes a trauma-informed, client-centered approach, meeting individuals where they are in their healing journey. Her practice incorporates evidence-based modalities, including Cognitive Behavioral Therapy (CBT), Internal Family Systems (IFS), and mindfulness techniques, to support her clients in achieving their goals. Gabrielle is committed to ongoing education and continuous learning to ensure she provides the most effective and up-to-date care for her clients. She is currently expanding her specialties to include mental performance counseling with athletes.

Dr. Joshua Riederman is a board-certified psychiatrist with a specialization in the treatment of adults aged 18 to 65. Dr. Riederman obtained his undergraduate degree in brain, cognition, and neuroscience from the University of Michigan in Ann Arbor. He subsequently attended medical school at Nova Southeastern University in Fort Lauderdale, Florida, and completed his residency training at JFK Hospital in Palm Beach, Florida.

Dr. Riederman places a strong emphasis on establishing meaningful relationships with his patients and supporting them in achieving their individual life goals through effective treatment. He actively incorporates patient preferences into all treatment plans and integrates psychotherapy with medication management. Dr. Riederman recognizes the importance of educating patients about their care and dedicates time during each appointment to address any questions or concerns they may have.

In his clinical practice, Dr. Riederman begins by facilitating an open dialogue with patients regarding their primary concerns for the appointment. During initial consultations, he conducts a comprehensive assessment, which includes gathering relevant medical, familial, and social histories that may influence the course of treatment. In subsequent appointments, Dr. Riederman engages patients by inquiring about developments that have occurred since their last visit, as well as any issues related to medications or significant life events.

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Meagan Blews is a Licensed Clinical Mental Health Counselor (LCMHC) in North Carolina.  She graduated with her MA in Professional Counseling in 2011, and after being a stay at home mom for six years, ventured into community mental health.  Meagan has served as both a lead clinician and Interim Center Director over the years and is passionate about providing quality assessment and treatment options. With extensive training in Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), and Trauma-Focused Cognitive Behavioral Therapy (TF-CBT), Meagan provides comprehensive and empathetic care to her clients.

Meagan's approach to therapy is deeply rooted in trauma-informed principles, ensuring that clients feel safe, seen, and supported throughout their healing journey. Her passion lies in empowering individuals with the skills necessary for emotion regulation, helping them navigate life's challenges with resilience and confidence.  Meagan utilizes a mindfulness-based approach, guiding clients toward acceptance and self awareness in order to help clients overcome obstacles that prevent them from reaching their full potential.  Through a collaborative and non-judgmental environment, she fosters a safe space for exploration and self-discovery.

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Dr. Romanow is double board-certified in Adult Psychiatry and Forensic Psychiatry. He graduated summa cum laude from the University of Pittsburgh with a Bachelor of Science degree in Sports Medicine/Athletic Training and then attended Drexel University College of Medicine. After medical school, he completed his residency in Adult Psychiatry at the University of Virginia, where he obtained a certificate in additional psychotherapy training. After residency, Dr. Romanow completed a fellowship in Forensic Psychiatry at the University of Virginia. During his fellowship, he trained at the prestigious Institute of Law, Psychiatry, and Public Policy (ILPPP) and Western State Psychiatric Hospital where he performed criminal and civil forensic evaluations. He also provided clinical care at a maximum security prison. Prior to joining Talkiatry, Dr. Romanow worked at a healthcare system in Montana providing inpatient and outpatient psychiatric care involving medication management and psychotherapy. Additionally, he operates a private forensic psychiatry practice that conducts mental health evaluations for the legal system. Dr. Romanow has extensive experience treating various mental health disorders including depression, bipolar disorder, anxiety and obsessive-compulsive disorders, post-traumatic stress disorder, and ADHD. His clinical work includes assisting patients who experience mental health disorders with co-occurring substance use problems. He has training in various schools of psychotherapy including cognitive behavioral therapy (CBT), CBT for insomnia, motivational interviewing and supportive psychotherapy. Dr. Romanow incorporates treatment focusing on the importance of exercise, diet, and good sleep habits as a part of comprehensive mental health care.‍

Dr. Dalhy is a psychiatrist with a practical, patient-centered approach to care. She earned her Associate of Arts Degree in General Studies from Valencia College, followed by a Bachelor of Science in Biomedical Sciences from the University of Central Florida. She completed a post-baccalaureate program in Health Sciences before earning her Doctor of Osteopathic Medicine from Lake Erie College of Osteopathic Medicine (LECOM). She went on to complete four years of psychiatry residency training at Centerstone Behavioral Health Hospital and Addiction Center in Bradenton, Florida.

Dr. Dalhy has inpatient and outpatient practice experience. She is experienced in treating a wide range of conditions, including complex mood disorders, anxiety disorders, addiction medicine, primary psychotic disorders, and patients in acute crisis.

Her treatment style is straightforward and conservative. She focuses on making accurate diagnoses and creating treatment plans that are as simple and effective as possible—prioritizing the lowest effective dose and minimizing unnecessary medications. She works collaboratively with each patient to develop a treatment plan that is realistic, personalized, and sustainable. She incorporates education into her practice and believes that patients make more informed decisions when they understand their options. You can expect a straightforward and honest approach with no judgment or pressure. She always welcomes questions.

Outside of her clinical work, she values spending time with loved ones, including pets. Dr. Dalhy enjoys spending time outdoors and experiencing new adventures. She values honesty, kindness, and compassion, and she integrates those qualities into her personal life and her work with patients.

Rebecca Kostopoulos, PMHNP, is a board-certified psychiatric nurse practitioner committed to helping individuals facing mental health challenges lead full and balanced lives.

Her practice primarily focuses on medication management, often combined with supportive or emotionally focused therapy during 30-minute follow-up visits. When appropriate, Rebecca may recommend involving an additional therapist to ensure the most effective and comprehensive care.

She earned her Master of Science in Nursing with a specialization in psychiatry from Columbia University and her Bachelor of Science in Nursing from Boston College. Her training includes psychiatric diagnosis, medication management, and both psychodynamic and cognitive-behavioral therapies.

With over a decade of experience, Rebecca has evaluated and treated adults in a variety of clinical settings. Her previous roles include working at Elmhurst Hospital’s Comprehensive Psychiatric Emergency Program, Gracie Square Hospital’s inpatient unit, as well as in community health centers and skilled nursing facilities.

As a nurse practitioner, Rebecca believes that mental health is just as vital as physical health. She values the therapeutic relationship and approaches treatment with empathy and collaboration, ensuring that each patient receives personalized and compassionate care.

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