Shuo He, MD

Dr. Arjun Kaverimanian is an adult psychiatrist with a clinical approach emphasizing the intersection of medication-based treatment and talk therapy. He earned his medical degree from Saint Louis University School of Medicine, after which he completed his psychiatry residency training at Loyola University Medical Center. During his training, he gained experience across a wide range of mental health settings, including community mental health centers and the Department of Veterans Affairs, and worked at various levels of care—from inpatient units to partial hospitalization and intensive outpatient programs, as well as outpatient clinics.

Dr. Kaverimanian has cultivated a robust skill set in psychotherapy techniques—including psychodynamic therapy, Acceptance and Commitment Therapy, Cognitive Behavioral Therapy, supportive therapy, and mindfulness-based approaches—which he integrates alongside evidence-based medication management.

Dr. Kaverimanian is committed to understanding each patient as a whole, taking into account the interplay of psychological, social, and biological factors that shape a person's mental health. He has particular areas of interest in the treatment of depression, anxiety, and post-traumatic stress disorder.

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Dr. Raafay Deen is a board eligible adult psychiatrist. At the heart of Dr. Deen's clinical approach is a strong emphasis on establishing trust and building a therapeutic relationship to help patients achieve their goals. Dr. Deen's practice focuses on medication management. Typically, he offers this in conjunction with supportive or emotionally focused therapy in 30-minute follow-up visits. Occasionally, Dr. Deen may believe that additional therapy is also needed and ask that you bring a therapist into your care team to provide the best outcome .Dr. Deen received his medical degree from Lake Erie College of Osteopathic Medicine and went on to complete his residency in psychiatry at Westchester Medical Center. He has practiced in various settings over his career, including inpatient psychiatric units, outpatient clinics, emergency rooms, and inpatient substance abuse rehab/detox programs where he treated patients with a variety of psychiatric illnesses. The philosophy of his practice is to collaborate with patients to meet their specific needs and make an impact in various stages of their lives.‍

Dr. Rayal Gorrepati is double board certified in both adult and geriatric psychiatry. He has been practicing for over 12 years. Dr. Gorrepati's practice focuses on medication management. Typically, he offers this in conjunction with supportive psychotherapy in 30-minute follow-up visits. However, occasionally Dr. Gorrepati may believe that additional therapy is also needed and ask that you bring a therapist into your care team to provide the best possible outcome. He received his medical degree from the American University of the Caribbean School of Medicine. His general psychiatry residency was completed at Cooper University Hospital in New Jersey. He then completed a Geriatric Psychiatry Fellowship at the University of Hawaii. After completing training, he returned to his hometown of Chicago and began working at a Federally Qualified Health Center providing care to an underserved low-income population for nearly 12 years. While at the clinic, he treated a wide range of diagnoses, the most common ones being depression, anxiety, bipolar disorder, etc. His primary clinical focus is treating adults with depression, anxiety, and bipolar disorder.

Mary Poupon is an experienced board certified psychiatric APRN/psychiatric nurse practitioner with over 30 years' experience in her field. She completed her graduate work at Columbia University and is published in her field. Her practice sites have included inpatient hospital treatment, partial hospital programs, in-home programs, outpatient clinics and alternative therapy including equine assisted therapy.  She was the program director and clinician with the Ryan White Mental Health Program in New York providing innovative mental health treatment for adolescents and adults living with HIV/AIDS in the boroughs of Manhattan, Queens, Brooklyn and the Bronx.  In 2013 she became certified as an equine assisted psychotherapist and served as the Director of Mental Health at Embrace Hope in Sandy Hook, CT. She was appointed as the Executive Director of Embrace Hope in 2017. Embrace Hope provided treatment to children, adolescents and adults who were victims of trauma related to the shooting at the Sandy Hook Elementary School. She presented a TED x talk in 2018 regarding her work with victims of trauma. She has provided treatment in the outpatient setting for children, teens, and adults. She has provided treatment to young adults at the Covenant House New York shelter program for homeless young adults.

Mary believes the human spirit is resilient. There are many challenges in the lifespan and self-care is paramount to success.

Mary provides psychiatric consultation and assessment and provides a pathway to change. Treatment may include medication management, therapy, and coping skills to assist with life challenges. Mary believes treatment is a partnership and believes in establishing mutually agreed upon goals.

Mary's process for working with patients begins with active listening. The assessment begins with the patient describing why they are seeking engagement in behavioral health treatment at this time. She will complete a psychiatric assessment and evaluation and establish mutually agreed upon goals for treatment. She offers medication management in conjunction with supportive therapy in 30-minute follow-up visits. Mary believes therapy and medication management if indicated together provides the best treatment outcomes.

Dr. Anna Ostrovskaya is a board-certified psychiatrist with over 20 years of experience working with adults of all ages. She earned a bachelor’s degree in psychology from NYU, a medical degree from Rush Medical College, and completed her psychiatry training at Yale. Dr. Ostrovskaya has practiced in inpatient, consultation-liaison, and emergency psychiatry settings, though her primary passion is outpatient care, where she builds long-term therapeutic relationships. She has worked in private practice and clinic settings and serves on the faculty at Yale’s Psychiatry Department, teaching and supervising trainees. She treats a wide range of conditions, including anxiety, OCD, ADHD, PTSD, depression, bipolar disorder, and more, with experience across diverse populations.

Dr. Ostrovskaya emphasizes integrating therapy and medication management. She creates a warm, safe, and respectful space where patients feel understood and supported in their journey to recovery. Her approach focuses on treating the whole person, recognizing that everyone’s story is unique and informs the best path forward.

She conducts thorough evaluations and uses evidence-based prescribing while incorporating psychotherapeutic modalities such as CBT, executive skills training, insight-oriented approaches, and motivational interviewing. Understanding a patient’s history, current symptoms, and treatment goals is central to developing an effective plan and building a strong therapeutic relationship.

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Background and credentials

Dr. Puja Kumar is trained in adult, child, and adolescent psychiatry and is a board-certified pediatrician. She earned her Bachelor of Science from the University of Calgary and her medical degree from St. George’s University in Grenada. She completed her pediatrics residency at Maimonides Medical Center in New York and practiced pediatrics with MedStar Shah Medical Group in Maryland before transitioning to psychiatry. She later trained in child and adult psychiatry at University Hospitals Cleveland Medical Center.

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Treatment approach

Dr. Kumar provides medication management combined with supportive therapy, typically in 30-minute follow-up visits. She takes a holistic approach to treatment, considering the impact of lifestyle, parenting practices, and family dynamics on mental health. She emphasizes integrative care, ensuring that treatment plans are tailored to each patient’s unique needs and circumstances.

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What you can expect in a first visit

During the first visit, patients can expect a thorough and compassionate evaluation, where Dr. Kumar takes time to understand their symptoms, medical history, and environmental influences. She prioritizes collaborative decision-making, working closely with patients and, when applicable, their families, to develop a comprehensive and personalized treatment plan. Follow-up visits typically focus on medication adjustments, supportive therapy, and lifestyle recommendations to optimize mental health outcomes.

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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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