Saisha Saint-Cyr, MD

Dr. Orejarena is board certified by the American Board of Psychiatry and Neurology. She finished her residency from Yale University and the University of Texas Houston. She has done extensive research on psychiatry during her PhD in Neuropsychopharmacology and a Master's in Neuroscience. She is bilingual in Spanish and English. She incorporates different therapy modalities and evidence-based treatments, tailored to each person's needs. She enjoys applying her knowledge in neuroscience and pharmacology into her clinical practice and believes a combination of medication and psychotherapy yields the best treatment outcomes.

Her ultimate goal is to help patients feel their best and accomplish their own goals by developing tools to navigate internal or external obstacles that are part of life. Dr. Orejarena is originally from Colombia, where she earned her medical degree from Universidad Industrial de Santander. She pursued a Master's in Neuroscience at the University of Barcelona and a PhD in Neuropharmacology at the Universidad Pompeu Fabra in Barcelona, Spain. Her PhD thesis was honored summa cum laude.

She completed a postdoctoral fellowship training at the Institut de Neurobiologie de la Mediterranee in Marseille, France. She is the author of multiple peer-reviewed publications and has presented her research at national and international meetings. Over the years, she has worked in a variety of settings including outpatient clinics, acute care, psychiatric hospitals as an Assistant Professor of Psychiatry at the University of Texas Health Sciences Center.‍‍

Dr. Laura Rosas is an adult psychiatrist at Talkiatry who practices compassionate, patient-centered care. As a multiracial psychiatrist, she serves diverse communities and focuses on treatment plans that respect each patient's background. She treats various diagnoses, including trauma, mood, personality, and eating disorders, with a particular interest in the student and LGBTQ+ communities. Using a range of skills and interventions from psychodynamic therapy, cognitive behavioral therapy (CBT), dialectical behavior therapy (DBT), acceptance and commitment therapy (ACT), and mentalization-based therapy (MBT), Dr. Rosas prioritizes a collaborative approach. She ensures patients are actively involved in shaping their treatment, including decisions about medication and supplements. This cooperation allows for personalized care plans that align with each patient's needs, values, and goals. Recognizing that cultural influences, substance use, financial constraints, and other societal factors impact mental health, Dr. Rosas examines these personal aspects to provide effective, holistic care in a non-judgmental space. She graduated from McGovern Medical School (UT Houston) and completed her residency in psychiatry at the University of Chicago. She aims to make healthcare more accessible and affordable, driving systemic changes in mental health care.

Dr. Emily Goncalves is a board-certified adult psychiatrist who earned her undergraduate degree at Syracuse University and medical degree from the American University of Antigua. She holds an MBA from Plymouth State University focusing on health care administration. She completed her adult psychiatry residency at Delaware Division of Substance Abuse and Mental Health, where she was chief resident and completed her fellowship in consultation liaison psychiatry at Jackson Memorial Hospital/University of Miami. Dr. Goncalves specializes in treating patients with psychiatric disorders with complex medical illnesses, cancer, and also has expertise in reproductive psychiatry. She is experienced in treating mood disorders, anxiety disorders, PTSD, psychosis, substance use disorders, and adult ADHD. Dr. Goncalves had the opportunity to work in various settings with a diverse patient population including veterans, inmates, cancer patients, and perinatal and postpartum patients. Dr. Goncalves provides medication management along with psychotherapy.

*THIS PROVIDER CANNOT PRESCRIBE CONTROLLED SUBSTANCES FOR NH PATIENTS* Doctor Phillip Sullivan is a staff psychiatrist at Talkiatry. He is board certified in both adult psychiatry and child and adolescent psychiatry. His interest in psychiatric treatment was originally triggered by the humanistic writings of Abraham Maslow, Carl Rogers, and Rollo May. As he earned his medical degree and started post-graduate psychiatric training, he went on to learn psycho-pharmacological, cognitive-behavioral, and psychodynamic treatment approaches. He combines these perspectives in diagnosing and treating psychiatric conditions including depression, bipolar spectrum disorders, anxiety, stress and trauma related disorders, adjustment problems, maternal mental health, OCD, ADHD and other disorders. His practice focuses on supportive pharmacological treatment, and he sees listening and empathy as essential elements of the treatment process. He strives to provide a comfortable experience in which doctor and patient work together to understand the presenting problems, develop a treatment plan, reduce symptoms, and optimize functioning. Doctor Sullivan supports and encourages concurrent psychotherapy and will work collaboratively with therapists to optimize the best treatment results. Doctor Sullivan received his MD degree from Brown University Alpert School of Medicine. After completing a medical-surgical internship, he went on to a residency in adult psychiatry and a fellowship in child and adolescent psychiatry at Harvard Medical School's Massachusetts Mental Health Center. He has held academic appointments at Harvard Medical School and the University of New England School of Osteopathic Medicine. In the 36 years following completion of his training, he has worked as the medical director of a mental health center on the under-served Eastern Shore of Maryland, as the medical director of a child and adolescent psychiatric inpatient unit, as a staff psychiatrist at New Hampshire's Dartmouth Hitchcock Clinic, and as the medical director of child and adolescent psychiatric services at Concord New Hampshire's mental health center. Before joining Talkiatry, he served for 18 years as the chief of psychiatry at Southern New Hampshire Medical Center where he also spent three years as the hospital's chief of staff.

Dr. Scot McKay is board certified in Psychiatry and Child/Adolescent Psychiatry. He graduated medical school from the Medical University of South Carolina in Charleston, SC. He completed his residency and child/adolescent fellowship trainings at the University of Colorado - Anschutz Medical Center in Denver, CO. Previously, he has worked on the inpatient and partial hospitalization child/adolescent psychiatric units at Children's Hospital Colorado as well as in the school-based health clinics through Denver Health in partnership with Denver Public Schools. He has also worked in community mental health at the Mental Health Cooperative clinics throughout the Middle Tennessee region. He most recently joined a private practice before joining Talkiatry. He has been named to the Nashville Lifestyles Magazine's Top Doctors list in 2022, 2023, and 2024. He is a fellow of the American Psychiatric Association, and a member of the American Academy of Child and Adolescent Psychiatry. Dr. McKay enjoys working with patients going through life transitions such as high school to college and college to adult life. He believes it is important to understand the whole person (mind, body, and spirit) when treating them. He treats people struggling with depression, anxiety, bipolar, and ADHD, as well as trouble with relationships and family conflict. Dr. McKay provides both medication management and therapy. He believes that medication is just one of the items in a psychiatrist's toolbox and that therapy is equally important as medication.

Background and credentials

Dr. Kristina Schnitzer is a board-certified psychiatrist. She earned her medical degree from the New York University School of Medicine and completed her residency in Adult Psychiatry at the Massachusetts General Hospital/McLean Adult Psychiatry Residency Program. She further specialized by completing a one-year clinical and research fellowship in Public and Community Psychiatry through Massachusetts General Hospital and the Massachusetts Department of Mental Health. In addition to her medical training, she holds a Master of Public Health (MPH) from the Harvard T.H. Chan School of Public Health. She has over three years of experience practicing psychiatry across inpatient, emergency, and outpatient settings.

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Treatment approach

Dr. Schnitzer focuses on medication management as the foundation of her treatment approach, typically combining it with supportive or emotionally focused therapy during 30-minute follow-up visits. She takes a collaborative and individualized approach to patient care and, when needed, may recommend additional therapy by integrating a therapist into the care team to ensure the best possible outcomes. She has experience treating a broad range of psychiatric disorders in various clinical settings.

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What you can expect in a first visit

Patients can expect a thorough and structured evaluation in their first visit, where Dr. Schnitzer carefully assesses their symptoms, medical history, and treatment goals. She emphasizes open communication and collaboration, ensuring that patients are fully involved in shaping their treatment plans. Follow-up visits typically last 30 minutes, during which she monitors progress, adjusts treatment as needed, and may recommend additional therapeutic support for comprehensive care.

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Why Talkiatry?

We’re a virtual mental health practice that makes it easy to find great care. We combine quality and convenience to help you thrive—faster. Our providers, like this one, are highly trained experts who specialize in medication management and collaborate with you on a treatment plan that fits your needs and comfort level.

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