Avishay Adri, PMHNP

Dr. Aidin Ashoori brings clinical experience from diverse settings including outpatient clinics, inpatient units, and emergency departments. He earned his medical degree from Columbia University College of Physicians & Surgeons and completed his psychiatry training at The University of North Carolina at Chapel Hill.

Dr. Ashoori works with individuals of all ages and cultural backgrounds. He has treated a wide range of conditions including depression, anxiety/OCD, bipolar disorder, trauma-related disorders, ADHD, and other psychiatric concerns. Outside of clinical practice, he is also a passionate musician who plays piano and composes music for media. Learn more at www.aidinashoori.com.

Dr. Ashoori uses a holistic, biopsychosocial approach tailored to each patient's unique background and needs. He integrates evidence-based pharmacotherapy with insight-oriented psychotherapy, aiming to foster self-awareness and long-term change. His patient-centered philosophy emphasizes a collaborative, respectful therapeutic alliance.

Dr. Michael Petetit has worked with people from many different walks of life in clinics, hospitals, and online, providing evidence-based treatments for a wide range of mental health conditions. His professional journey is unique—he began his career as a research chemist, later earned a Master’s degree in psychology and worked with children, before pursuing his medical degree and completing a psychiatry residency.

Dr. Petetit approaches treatment as a true collaboration. He partners with patients to clarify goals and create individualized treatment plans that reflect their priorities and values. He strives to be non-judgmental, direct, and honest in his style, building a therapeutic relationship that supports open communication and trust.

Dr. Petetit begins with a thorough evaluation to understand each patient’s circumstances and challenges. From there, he works with patients to set and prioritize goals, review treatment options, and select a plan that feels both comfortable and practical. As treatment progresses, he regularly revisits and refines the plan, ensuring it remains effective and aligned with the patient’s evolving needs.

Dr. Sallie Jo Hadley holds the position of Staff Psychiatrist at Talkiatry. She is board-certified in psychiatry and pediatrics and is board-eligible in child and adolescent psychiatry. She has been practicing for 22 years. Dr. Hadley's practice is focused on medication management with supportive therapy in follow-up sessions of 15 or 30 minutes. Dr. Hadley is experienced with collaborative treatment and encourages adding a therapist to your care team in those situations where additional therapy might be helpful. Dr. Hadley is a graduate of the Mount Sinai School of Medicine's triple-board program (psychiatry, pediatrics, and child and adolescent psychiatry). She completed post-doctoral research fellowships at Mount Sinai's Seaver Center for Autism Research/Compulsive-Impulsive Anxiety Disorders and at Columbia University's New York State Psychiatric Institute, the latter focusing on metabolic and weight issues in children and adolescents with psychiatric disorders. Dr. Hadley had an early background as a nurse, receiving her B.S. in Nursing from the University of North Carolina-Chapel Hill. Her experience in neonatal, psychiatric, and hospice nursing led her to pursue her degree in medicine. Dr. Hadley has worked in pharmacologic research in both academic and industry settings. Prior to joining Talkiatry, she practiced in a multi-specialty clinic for individuals and families dealing with autism or intellectual disabilities and complex medical co-morbidities. Dr. Hadley enjoys working with motivated individuals of all ages who are seeking to better their life or better cope with life circumstances. She has particular expertise in working with individuals and their families suffering from anxiety, depression, and obsessive-compulsive disorders.

Dr. Wang is a board-certified psychiatrist in both General Psychiatry and Addiction Psychiatry, with extensive experience in providing compassionate, evidence based to mental healthcare. She currently serves as an outpatient psychiatrist providing care to veterans, where she integrates evidence-based medication management with psychotherapy. Dr. Wang completed her psychiatry residency at the University of Wisconsin-Madison, where she also contributed to clinical education through supervising residents and conducting quality improvement initiatives.

Dr. Wang believes in crafting individualized treatment plans that address both the biological and psychological aspects of mental illness. She specializes in the combined use of psychotherapy and medication management to support long-term healing. Dr. Wang encourages her patients to become active participants in their recovery process and empowers them to grow into their own healers. Her therapeutic approach emphasizes insight, autonomy, and long-term well-being.

During the initial visit, patients can expect a warm, thoughtful, and collaborative evaluation. Dr. Wang takes time to understand her patients’ symptoms, personal history, strengths, and goals in order to develop a tailored and sustainable treatment plan. She believes in shared decision-making and provides clear, compassionate communication around both therapy and medication options.

Dr. Kristofer Joondeph-Breidbart is a board certified adult psychiatrist. He earned his undergraduate degree and Master's in Teaching from Boston University, followed by his medical degree from the University of Massachusetts Medical School. Dr. Joondeph-Breidbart completed his residency in general adult psychiatry at Cambridge Health Alliance, a Harvard teaching hospital. Currently, Dr. Joondeph-Breidbart serves as a staff psychiatrist at Harvard University Health Services, where he works with both undergraduate and graduate students. He has developed significant expertise in working with LGBTQ individuals through his involvement with the Gender and Sexuality Clinic at Cambridge Health Alliance and the LGBTQ Interdisciplinary Team at Harvard University Health Services. While he has extensive expertise in treating college-aged young adults, his practice also includes a broad range of patients, with a particular specialization in Obsessive-Compulsive Disorder (OCD). He is trained in Exposure and Response Prevention Therapy, a highly effective treatment for OCD. Dr. Joondeph-Breidbart takes a holistic approach to mental health care, integrating therapy into his sessions and collaborating with patients to develop individualized medication regimens that best meet their needs. His gentle and understanding approach helps create a supportive environment for his patients, fostering their mental and emotional well-being.

Dr. Frank Dong is a general psychiatrist at Talkiatry. He is board-certified in psychiatry. He has been providing medication management to people with mental health/behavioral issue for over 13 years.

Dr. Dong' practice focuses on medication management. He believes both biological and psychological components on mental health. Occasionally, Dr. Dong provides combined psychotherapy in addition to medication management. Drawing on 17 years-experience in psychiatry, Dr. Dong now focuses mainly on continuing life-long stabilization and maintenance treatment for the patients with chronic mental health illness at outpatient setting.

He received Medical Degree at one of the most prestigious medical school in China and Ph.D. in Medical Sciences At University of South Florida. He completed residency training in both Internal Medicine and Psychiatry.

Dr. Dong is board-certified in psychiatrist. He also completed fellowship program in psychodynamic psychotherapy at Washington Baltimore Center for Psychoanalysis. He is specialized in Psychopharmacology and his focus has been in treating a range of patients with Anxiety, Depression, Mania, Psychosis, ADHD, Substance Addiction, Dementia, and Insomnia.