Vanessa Valdes, MD

Gary Etter, MD is a board-certified psychiatrist with experience across outpatient, inpatient, and emergency settings, including many years within the John Peter Smith Healthcare System. He has also practiced in federal correctional psychiatric settings and outpatient care through Tarrant County MHMR. Dr. Etter has been extensively involved in psychiatric education for medical students and psychiatry residents. He has participated in organized psychiatry for many years through the Texas Society of Psychiatric Physicians, serving on multiple committees and previously as President of the Texas Psychiatric Society. He earned his medical degree from the University of Texas Medical Branch in Galveston and completed his psychiatry residency at Timberlawn Psychiatric Hospital in Dallas. He is a Distinguished Life Fellow of the American Psychiatric Association.

Dr. Etter values ongoing patient input and strives to create a collaborative treatment environment where patients are actively involved in decision-making. He emphasizes a warm, supportive approach that helps patients feel heard, respected, and understood throughout their care.

Dr. Etter begins by developing a thorough understanding of each patient’s psychiatric, medical, family, developmental, and substance use history, while also exploring the patient’s concerns and goals. He then works collaboratively with the patient to develop an individualized treatment plan tailored to their unique needs and objectives.

Dr. Delima-Tokarz is double Board Certified in Psychiatry and Lifestyle medicine. She completed her psychiatry residency training at the University of Maryland/Sheppard Pratt, where she served as the chief resident. She has practiced in various settings over her career, including working for the Department of Defense, private practice, and community mental health. Dr. Delima-Tokarz is fluent in Portuguese, English, and Spanish. Dr. Delima-Tokarz has more than five years of experience treating patients with anxiety, depression, PTSD, Bipolar, OCD, ADHD, and other mental health issues. She employs pharmacotherapy along with supportive therapy and integrative approaches. Dr. Delima-Tokarz is currently working on completing her Ph.D. in Integrative Medicine and is passionate about a holistic and integrative approach to mental health. Her philosophy includes a healing-oriented approach that considers the whole person, including all lifestyle aspects. Dr. Delima-Tokarz aims to provide collaborative and comprehensive care, which may include medication management, lifestyle interventions, stress reduction techniques, and other integrative approaches. She believes building a strong therapeutic relationship where the patient feels empowered is the key to healing.‍

Dr. Alfers is a board-certified psychiatrist specializing in adult psychiatry. He has been practicing for over 11 years. He completed his undergraduate education at Virginia Tech, graduating Cum Laude with degrees in Biology and Chemistry. Following graduation, he attended a research internship at the National Institutes of Health where he received a Post-baccalaureate Intramural Research Training Award. Dr. Alfers completed his medical degree from the Western University of Health Sciences in Pomona, CA. He completed his General Psychiatry Residency at Georgetown University, where he served as Chief Resident. After residency, he entered private practice in McLean, VA. Dr. Alfers takes a comprehensive approach to patient care. He integrates biological, psychological, and environmental factors into treatment planning. He focuses on developing a meaningful therapeutic relationship and providing medication interventions for specific treatment goals. Dr. Alfers provides interpersonal psychotherapy in conjunction with medication management services. Dr. Alfers has a special interest in the treatment of multiple mental health conditions, including depression, anxiety, bipolar disorder, PTSD, ADHD, and OCD. Dr. Alfers treats adults ages 18 to 65 years old. For established patients of Dr. Alfers, please call 917-634-5311 to schedule an appointment and let the care coordinator know you are an established patient.

Dr. Alton Williams is a board-certified psychiatrist with experience practicing in both outpatient and inpatient psychiatry settings. He earned his medical degree from Washington University in Saint Louis and completed his psychiatry residency at the Medical University of South Carolina. His clinical background allows him to support patients across a wide range of mental health needs with a thoughtful, well-rounded perspective.

Dr. Williams values open communication and works collaboratively with patients to set clear, meaningful treatment goals. Respect, compassion, and a non-judgmental approach are central to his practice. He believes mental health care is most effective when patients feel heard, understood, and empowered to take an active role in their care.

Dr. Williams begins by developing a thorough understanding of each patient’s history, concerns, and goals during the initial session. He creates individualized treatment plans that align with patient priorities and integrates medication management with supportive therapy and other evidence-based tools to promote lasting progress.

Dr. Debbarma is double board certified in General Psychiatry and Addiction Medicine. Dr.Debbarma is also certified in mindfulness therapy. Prior to joining Talkiatry, Dr. Debbarma was working as an attending psychiatrist and teaching faculty in an Academic hospital. She has experience of managing diverse patients ranging from chronic severe mental illness , dual diagnosis patients, crisis management and high functioning outpatients population.

Dr. Debbarma is an International medical graduate from India with post graduate training in Psychiatry and Family Medicine.  

To better understand USA public health and preventive care, Dr. Debbarma pursued advanced degree in Master of Public Health from Thomas Jefferson University, Philadelphia. Due to interest in global health, Dr. Debbarma worked as a post-doctoral fellow in Global Health at Rutgers university. Dr. Debbarma completed psychiatry residency from Cooper University Hospital and served as a chief resident.

Dr. Debbarma has diverse experiences in health care. Prior to moving to USA, she worked as a medical officer in government hospital system. Dr. Debbarma has years of experience in treating patients from different cultural and religious background.

As an Individual Dr. Debbarma is intrigued by human mind and behavior that’s why she choose to specialize in psychiatry. She focuses on "wholeness" by understanding the whole person not just their symptoms.

Her treatment approach includes bio-psycho-sociocultural model and patient centered care.  She offers medication management and supportive therapy. Based on clinical need Dr. Debbarma also incorporate CBT, Mindfulness, MI.

Dr. Debbarma has special interest in women mental health and cultural psychiatry.

Dr. Dopkin is a board-certified adult and child psychiatrist dedicated to helping patients feel well and stay well. A Long Island native, he earned his bachelor’s degree from Cornell University before attending St. George’s University School of Medicine. He completed his adult and child psychiatry training at Brown University. For over two decades, Dr. Dopkin has served New York City communities across Queens, Manhattan, and the Bronx, primarily within the public hospital system. He has held clinical, academic, and administrative leadership roles and has been recognized for his excellence in teaching and mentoring psychiatry residents. He also serves as Assistant Dean of Students for the U.S. clinical program at St. George’s University

Dr. Dopkin provides patient-centered care grounded in a biopsychosocial approach. He collaborates with each patient to tailor treatment plans that integrate evidence-based medication options with interpersonal and supportive therapy. He has worked with patients of all ages and backgrounds, including individuals from marginalized communities and those coping with trauma, depression, anxiety, and comorbid medical conditions.

With warmth and respect, Dr. Dopkin meets each patient where they are, helping them find the path that works best for their unique needs and goals.