Wayne McIntosh, PMHNP

Dr. Thomas Spina is an adult psychiatrist who began his practice at Talkiatry after completing his psychiatry residency at the Eastern Long Island branch of Stony Brook University, where he treated a diverse patient population. Dr. Spina received his undergraduate degree from St. John's University in Queens where he studied Philosophy. Initially interested in a career in law, Dr. Spina decided to change gears and pursue a career in medicine after watching a relative struggle with her diagnosis of Diabetes Mellitus. Dr. Spina then completed medical school at Tel Aviv University in Israel, where he fell in love with psychiatry during his clerkship at Ichilov medical center. During that rotation, he came to appreciate how each patient has his or her own unique story, regardless of their diagnosis. Dr. Spina favors a holistic and integrative approach to psychiatry, combining medication management with supportive therapy, elements of cognitive behavioral therapy, while remaining open to other treatment modalities depending on the needs of his patients. When more focused therapy is indicated, Dr. Spina may recommend that his patient work with a provider specializing in a particular modality of therapy as part of their treatment. Dr. Spina treats adult patients with mood disorders including major depressive disorder and bipolar disorder, anxiety spectrum disorders, OCD, PTSD and specific phobias. In his spare time, Dr. Spina enjoys a variety of hobbies, including Brazilian Jiu-Jitsu, running, baseball, and exploring new eateries and shops.

Dr. Jacqueline Barrett is Board Certified in Adult and Child Psychiatry and Board Eligible in Forensic Psychiatry. She earned her Bachelor’s Degree in Nursing at Florida International University and her medical degree at Wayne State University in Detroit, Michigan. She completed her residency in Adult Psychiatry at Henry Ford Hospital and went on to complete fellowships in Child and Forensic Psychiatry at the University of Michigan/Center for Forensic Psychiatry. Dr. Barrett has extensive experience working in a variety of healthcare settings, including community mental health centers, inpatient and outpatient programs, and most recently at the Miami Veterans Affairs.

Dr. Barrett believes in a patient-centered approach that combines careful assessment, evidence-based treatment, and individualized care. She works with each patient to create a personalized plan that addresses both immediate needs and long-term goals. By integrating psychiatric expertise with compassion and collaboration, she empowers patients to take an active role in their mental health journey.

During your first visit, you can expect a thorough and compassionate evaluation in a warm, supportive environment where you will feel heard and respected. Dr. Barrett values open communication and works collaboratively with her patients to establish clear treatment goals. Her approach is rooted in trust, empathy, and partnership, ensuring that every patient feels comfortable and supported throughout their care.

Dr. Kat Atadjanova is a board-certified psychiatrist dedicated to providing holistic and compassionate care for individuals navigating mental health challenges. She earned her MD from Tulane University School of Medicine and completed a combined residency in Internal Medicine and Psychiatry at Tulane. With experience in both fields, she is especially comfortable caring for patients with medical comorbidities and takes an integrative approach to treatment.

Dr. Atadjanova values collaboration and believes that treatment works best when patients are active participants in their own care. She is committed to creating a safe, supportive environment where patients feel heard and respected. Her approach combines evidence-based medication management with psychotherapy and lifestyle guidance, tailoring each treatment plan to the unique needs and goals of the individual.

In her work, Dr. Atadjanova begins by taking time to understand a patient’s history, strengths, and challenges. From there, she develops a personalized plan that may include medication, therapy, or supportive interventions. She emphasizes shared decision-making, patient education, and holistic strategies—such as nutrition, exercise, and sleep hygiene—to help patients achieve sustainable improvements in their mental health and overall well-being.

Dr. Fatima Ghandour is an adult psychiatrist originally from Southeast Michigan. She earned her undergraduate degree at the University of Michigan and her medical degree at Western Michigan University Homer Stryker MD School of Medicine. She completed her psychiatry residency at Authority Health in Detroit, where she was recognized as Resident of the Year in her graduating class. Dr. Ghandour has experience practicing in both outpatient and inpatient settings and has treated a wide range of conditions including depression, anxiety, ADHD, and PTSD.

Dr. Ghandour values open communication and collaboration, working closely with patients to set clear and meaningful treatment goals. She fosters a warm, supportive environment where patients feel heard, respected, and empowered to take an active role in their care. Her empathetic and patient-centered approach helps individuals feel safe sharing their unique experiences and challenges.

Dr. Ghandour begins each relationship with a thorough evaluation, taking time to understand each patient’s history, concerns, and goals. From there, she develops an individualized treatment plan that reflects the patient’s needs and preferences. She combines evidence-based strategies with ongoing dialogue to ensure treatment remains responsive and aligned with each patient’s progress and well-being.

Xavier Diao, MD (he/him) is a board-certified psychiatrist. He earned his undergraduate degrees in Psychology and Biological Sciences at the University of Maryland, where he also obtained his medical degree. Dr. Diao completed his psychiatry residency at the Icahn School of Medicine at Mount Sinai, received additional training in child and adolescent psychiatry at Columbia and Cornell, and finished a psychoanalytic fellowship at the New York Psychoanalytic Society & Institute. Prior to joining Talkiatry, he was an Assistant Professor of Clinical Psychiatry at the University of Pennsylvania, where he provided clinical care and teaching along the undergraduate-graduate medical education continuum.

Dr. Diao's therapeutic orientation is informed by psychodynamic, cognitive behavioral, and dialectical behavior modalities. He has expertise in the treatment of a diverse range of mental health conditions, including depression, anxiety, OCD, and PTSD. Dr. Diao uses a developmentally informed and LGBTQ-affirmative approach in his practice, with the aim of enriching meaning and alleviating suffering in the domains of work, play, and love.

Dr. Diao begins each encounter with gentle curiosity, inviting patients to share their stories without fear of judgment. Together, he crafts an individualized treatment plan with the patient that may include medication, psychotherapy, and/or referrals to subspecialty care, always in close collaboration with other members on the treatment team.

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Margaret Mary Reyes, MSN, APRN, PMHNP-BC, is a board-certified Psychiatric Mental Health Nurse Practitioner committed to delivering patient-centered and compassionate mental health care. A proud Florida native, she earned her Bachelor of Science in Nursing (BSN), Master of Science in Nursing (MSN), and post-master’s certification in Psychiatric Mental Health Nursing from Florida Atlantic University (FAU). Her academic research focused on improving outcomes for women living with Premenstrual Dysphoric Disorder (PMDD).

Margaret has advanced practice experience in both inpatient and outpatient psychiatric settings. She has treated individuals with a wide range of mental health conditions, including psychotic disorders, bipolar spectrum disorders, depressive and anxiety disorders, trauma-related disorders, attention deficit disorders, personality disorders, substance use and co-occurring disorders, eating disorders, suicidality, homelessness, and severe mental illness (SMI) within the criminal justice system. Her clinical background also includes acute care experience in oncology, medical-surgical, telemetry/cardiac step-down, intensive care, nursing research, and consultation-liaison psychiatry.

She takes an integrative and comprehensive approach to mental health care, combining medication management with evidence-based complementary and alternative interventions. Her practice is grounded in the understanding of the mind-body-spirit connection and the gut-brain axis. Margaret incorporates supportive therapy, motivational interviewing, and mindfulness-based cognitive techniques to support her patients’ overall well-being.

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