Megan Marumoto, MD

Dr. Zeynep Altun is board-certified in Psychiatry and holds a Ph.D. in Neuroscience. Dr. Altun graduated cum laude from Istanbul University, Istanbul Medical School. She completed her residency training in Neurology and is Turkish board-certified in clinical Neurology. Subsequently, she moved to the U.S. and finished her Ph.D. in cellular Neuroscience at Cornell University Graduate School of Medical Sciences. Dr. Altun completed her psychiatry residency training at Albert Einstein College of Medicine, Department of Psychiatry and after, her clinical fellowship in Comprehensive Psychiatric Emergency Program at Columbia University Medical College, New York Presbyterian Hospital. Dr. Altun has practiced in various settings including Bellevue Hospital, New York Presbyterian Hospital, Columbia Doctors Faculty Practice Office, Mount Sinai West and Mount Sinai Morningside Hospitals. Dr. Altun has held various academic appointments at New York University School of Medicine Department of Psychiatry; New York Presbyterian Hospital-Columbia University Medical College Department of Psychiatry; New York State Psychiatric Institute and Mount Sinai School of Medicine Department of Psychiatry. She spent most of her professional career supervising and teaching medical students, psychiatry residents and nurse practitioners. As an adult psychiatrist, Dr. Altun has extensive theoretical knowledge of the nervous system and its disorders and more than 10 years of experience in treating various mental illnesses including mood disorders, anxiety disorders, psychotic disorders, autism-spectrum and neuropsychiatric disorders, psychiatric emergencies and crisis management as well as cognitive behavioral and supportive psychotherapy. In Columbia Doctors, she collaborated closely with the Lieber Recovery Clinic, treating young adults with various mental illnesses. The philosophy of her practice is to collaborate with patients and work together with them so that they can lead symptom-free, productive, and stable lives.

Dr. Gaurav Chaudhari completed fellowship training in Child and Adolescent Psychiatry at Stony Brook University and psychiatry residency at Texas Tech University Health Sciences Center – Permian Basin, where he served as Chief Resident. He also holds an MPH and a Certificate in Public Mental Health Research from Johns Hopkins Bloomberg School of Public Health. With prior residency training in Community Medicine in India, Dr. Chaudhari brings experience in clinical research, public health, and systems-based approaches to psychiatric care.

Dr. Chaudhari takes a whole-person approach, considering psychological, social, cultural, and environmental factors. He emphasizes evidence-based practice and works collaboratively with patients to create individualized, realistic treatment plans. He strives to cultivate a supportive, respectful environment where patients feel heard and understood, drawing on his diverse professional and cultural background to provide culturally sensitive care.

Dr. Chaudhari begins with a thorough, unrushed evaluation to understand each patient’s history, concerns, and goals. He develops personalized treatment plans grounded in evidence-based practice, incorporating integrative approaches when appropriate. He carefully uses medication or deprescribing as needed and approaches care as an ongoing, collaborative process, adjusting strategies as goals and needs evolve.

Helen Fitzpatrick, LCSW, is a Licensed Clinical Social Worker with over 20 years of experience supporting individuals and families through life’s challenges. She earned her Master’s in Social Work from Loyola University–Chicago and has worked in diverse settings, including crisis centers, hospitals, senior services, and the VA. Helen has extensive experience with adults and children with disabilities, caregivers, and veterans, as well as those managing trauma, medical recovery, or ongoing health issues.

Helen believes that therapy should be a collaborative and supportive process. She takes time to truly listen and understand her clients’ experiences, helping them identify goals that feel meaningful and attainable. Helen creates a space where clients can speak freely—especially when it feels difficult to open up to family or friends—and she brings compassion, patience, and understanding to every session.

Helen begins by exploring what her clients would like to focus on and works together with them to develop realistic and personalized goals. She values open communication and mutual respect, adjusting her approach to meet each person’s unique needs and pace. Her process emphasizes healing, empowerment, and helping clients build confidence as they move toward greater emotional well-being.

Dr. Holly Shiao is a psychiatrist who has worked extensively with medically complex patients, including a special focus in psycho-oncology with cancer patients. She is double board-certified in Consultation-Liaison Psychiatry and Adult Psychiatry. She has been practicing for over 7 years. Before Talkiatry, Dr. Shiao worked as an Assistant Professor at the University of Washington and Fred Hutchinson Cancer Center. She also worked as an Assistant Professor and was Director of Emergency Psychiatry at the University of Chicago. She has presented nationally at the Academy of Consultation-Liaison Psychiatry and written a book chapter about psycho-oncology. Dr. Shiao attended medical school at John P. and Kathrine G. McGovern Medical School at the University of Texas Health Science Center at Houston. She then completed an Adult Psychiatry residency at the University of Texas Medical Branch at Galveston, followed by a Consultation-Liaison fellowship at Dell Medical School at the University of Texas at Austin. Dr. Shiao is interested in the mind-body connection in overall emotional and mental well-being. She likes to integrate therapy modalities, such as cognitive behavioral therapy, supportive therapy, mindfulness and meditation with medication management to optimize a patient's mental health.

Dr. Jacob Webbert is double board-certified in Psychiatry and Addiction Psychiatry. He earned his medical degree from the Lake Erie College of Osteopathic Medicine in Erie, PA, and completed his psychiatry residency at Albany Medical Center in Albany, NY. He then pursued fellowship training in Addiction Psychiatry at Dartmouth-Hitchcock Medical Center in Lebanon, NH. Dr. Webbert has extensive experience across telehealth, outpatient psychiatry, and substance use disorder treatment programs, providing comprehensive care tailored to a wide range of patient needs.

Dr. Webbert takes a supportive, non-judgmental approach to care, prioritizing open communication and trust in the treatment process. He works with patients to set realistic, meaningful goals that align with their values and promote lasting improvement in mental health. His patients can expect a collaborative partnership where they feel heard, respected, and empowered to take an active role in their care.

Dr. Webbert begins by listening carefully to each patient’s unique story, concerns, and goals. From there, he develops a personalized treatment plan that may include therapy, medication management, or a combination of both. He collaborates with patients over time, adjusting the treatment plan as needed to best support progress and recovery, with the shared aim of building resilience and achieving sustainable wellness.

Dr. Maaeesha Pushpita, MD, is a board-certified psychiatrist with experience caring for patients across all age groups in both inpatient and outpatient settings. She holds a special interest in college-age populations, women’s and reproductive health, trauma-related care, nutritional psychiatry, and psychodynamic psychotherapy and psychopharmacology. Dr. Pushpita earned her medical degree from Northeast Ohio Medical University and completed her psychiatry residency at OhioHealth Riverside Methodist Hospital.

Dr. Pushpita’s approach to care is patient-centered, holistic, empathic, evidence-based, and culturally competent. She values building trust and fostering an environment where patients feel heard, supported, and empowered in their care.

In the initial session, Dr. Pushpita takes time to understand each patient’s history, concerns, and goals. She carefully rules out underlying physical conditions that may impact mental health and cognitive functioning, and collaborates with patients to identify lifestyle changes that can support their well-being. Treatment plans are tailored, evidence-based, and designed to be practical and achievable.