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Stephen Geisler, MD

Staff Psychiatrist
Languages
English
SPECIALTIES
ADHD
Anxiety
Bipolar Disorder
Depression
LGBTQIA+
Obsessive-compulsive disorder (OCD)
PTSD/Trauma

Education and training

• Fairfield University, BS

• New York University School of Medicine, MD

• Zucker Hillside Hospital, Internship, Residency & Fellowship

Get to know

Stephen Geisler, MD

Dr. Stephen Geisler is a board-certified adult psychiatrist and has been practicing for over 37 years. His practice focuses on medication management, and typically offers this in conjunction with supportive therapy in 30-minute follow-up visits. If Dr. Geisler feels you would benefit from working with a therapist in conjunction with medication management, he welcomes collaboration with your therapist to make for the best outcome. Dr. Geisler is a graduate of the New York University School of Medicine. He completed a fellowship in Psychoanalytic Psychotherapy at the Zucker Hillside Hospital of Northwell Health after finishing his residency training there. He is currently an Assistant Clinical Professor at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell. Over the years Dr. Geisler has received a number of awards including NAMI Exemplary Psychiatrist Award, The APA Irma Bland Certificate of Excellence in Teaching Residents, the Zucker Hillside Hospital Department of Psychiatry Recognition Award for Education, and twice received the Outstanding Teacher of the Year Award from the graduating residents' class. Dr. Geisler is a member of the American Psychiatric Association, the Nassau Suffolk District Branch of the APA and the American Society of Clinical Psychopharmacology. Through the years, Dr. Geisler has participated in many clinical research projects, has been the co-author of many papers, and has made many presentations. Dr. Geisler specializes in psychopharmacology, especially tailoring individualized treatment to serve the needs of patients with a variety of conditions. He has a lot of experience in treating patients with depression, bipolar disorder, anxiety disorders, ADHD, and OCD.

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Tetyana Tarnavsky, MD

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Dr. Tetyana Tarnavsky is a board-certified psychiatrist trained in Adult Psychiatry. She attended Dnipropetrovsk State Medical Academy in Ukraine where she received her M.D., M.S. and Ph.D. degrees in Psychiatry. Dr. Tarnavsky completed her residency at Harvard South Shore Psychiatry Residency Training Program in MA, where she was elected chief resident. Dr. Tarnavsky has an extensive research experience in Ukraine and the USA. She had studied computer addiction for her dissertation; had multiple abstracts and presentations; published several articles in peer-reviewed psychiatric journals as well as a book entitled Computer Addiction: Formation, Diagnosis, Correction and Prophylaxis. She has helped organize international conferences with the goal of improving access to and quality of healthcare in Dnipropetrovsk, Ukraine, and providing a national model for health care reform. Dr. Tarnavsky has worked with a variety of patients with diverse backgrounds in a Community Health Center and in the Partial Hospitalization Program as well as supervised medical students, psychiatry residents, and nurse practitioners. She has been a lecturer on psychiatry at Harvard Medical School and was involved in the training of psychiatry residents in the Harvard South Shore Psychiatry Training Program. Her primary focus has been on treating adults with depression, anxiety, post traumatic stress disorder, adjustment disorder, ADHD and other disorders. Dr. Tarnavsky strives to provide quality and compassionate treatment to individuals and their families.‍

Juan Gonzalez, MD

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Dr. Juan Carlos Gonzalez is board-certified by the American Board of Psychiatry and Neurology and has 32 years of experience in treating adults. He completed his undergraduate education at Harvard University and earned his medical degree at Baylor College of Medicine in Houston, Texas. He completed his psychiatry residency training at Baylor College of Medicine, where he served as Chief Resident and subsquently was an Associate Professor of Psychiatry for ten years. During his tenure as a faculty member at Baylor, he served as Medical Director for the Baylor Psychiatry Clinic and also maintained a private practice, where he provided psychotherapy and medication management. 

In 2004, Dr. Gonzalez moved to Austin, Texas where he joined the US Veterans Administration, serving in various administrative positions, including Medical Director for the Central Texas VA Outpatient Clinics.

He provides compassionate, evidence-based care to thousands of service members, treating a broad spectrum of psychiatric conditions. Fluent in both English and Spanish, Dr. Gonzalez employs a humanistic approach to patient care, deeply understanding how patients’ past experiences affect their present.

Dr. Gonzalez provides compassionate, humanistic care, recognizing how past experiences shape the present. His treatment integrates medication management with psychoanalytic, cognitive-behavioral, and supportive psychotherapy.

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Dr. Blackwood was born and raised in Charleston, SC. She completed medical school as well as General Psychiatry Residency and Addiction Psychiatry Fellowship at the Medical University of South Carolina. She went to the College of Charleston for undergraduate studies and double majored in Psychology and Spanish. Dr. Blackwood is the first member of her family to become a physician. Her passion for mental health and her desire to help others are what paved the way for her to become a well-trained and highly motivated psychiatrist.

While working together, Dr. Blackwood will get to know you and will be open to you sharing as much or as little about yourself as you would like. Her goal is to create a safe, judgement-free space where you will feel comfortable and heard. When it comes to mental health, Dr. Blackwood understands that having a strong therapeutic alliance is equally as important as accurate diagnosing and medication management.

Dr. Blackwood strongly believes in a patient-centered model, in which medical decision-making is driven by patient preferences. Her job is to empower patients to make informed decisions regarding their mental health. Dr. Blackwood provides a platform with a no-judgement zone for you to feel safe during your appointments.

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Background and credentials

Dr. Ian Goldberg is a board-certified adult and child/adolescent psychiatrist and a licensed physician in New York state. He has been practicing since 1988 and has extensive experience working with patients in private practice, hospital settings, and community-based mental health programs. His professional career has included work both in and outside of the United States.

Treatment approach

Dr. Goldberg takes an eclectic approach to psychiatric care, integrating various treatment modalities, including psychodynamic perspectives and medication management. His focus is on improving his patients' overall quality of life by tailoring treatment strategies to their unique needs.

What you can expect in a first visit

During the initial visit, patients can expect a comprehensive and individualized evaluation. Dr. Goldberg values collaboration and strives to create a treatment plan that is both effective and adaptable. His experience allows him to approach each case with insight and flexibility, ensuring that patients receive care that is aligned with their personal goals and circumstances.

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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Serena’s approach is grounded in open communication, evidence-based care, and deep respect for each patient’s lived experience. She prioritizes a collaborative, safe space where individuals feel heard, respected, and empowered. Her holistic style supports honest conversation, transparency in treatment options, and patient-centered goals.

Serena begins with a comprehensive assessment to understand each patient's full story—biological, psychological, and social. She then partners with patients to develop personalized, evidence-based treatment plans that align with their values and goals. She emphasizes education, transparency, and regular follow-up to support ongoing progress and informed decision-making.

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Specialties
ADHD
Anxiety
Bipolar Disorder
Depression
LGBTQIA+
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
States
New York
Pennsylvania
New Jersey
Languages
English
Takes insurance
Virtual visits
37 years experience