Joshua Weasen, MD

Dr. Peter Szeibel is board certified in adult psychiatry and has been practicing for over 36 years. His practice has focused primarily on medication management within the context of a supportive psychotherapeutic relationship. He also utilizes cognitive behavioral techniques. If the patient requires more intensive psychotherapy, Dr. Szeibel refers the patient to a therapist and collaborates with the therapist. Dr. Szeibel has experience in treating Depressive Disorders, PTSD, Panic Disorder, OCD, Bipolar Disorder, ADHD, and many other conditions. He feels his personal strengths include his inquisitiveness, scientific curiosity, and his desire to understand his patients better. Dr. Szeibel was born in Hungary, just a few months before the Hungarian Revolution against the Soviets broke out in 1956. He and his family fled under difficult circumstances and immigrated to the United States. Dr. Szeibel grew up in New York City. He attended The Bronx High School of Science, followed by Columbia University for his B.A., where he took a double major in chemistry and music. After obtaining his M.D. from S.U.N.Y in Syracuse, he returned to New York City for residency and fellowship training. During this time he won the Bendheim Fellowship Award at Cohen Children's Medical Center for his research study which examined the effects of background music on the academic performance of children with ADHD. His current areas of interest include adult ADHD, psychiatric and medical co-morbidities, and the LGBTQ population.

Dr. Gamberino is a board certified adult psychiatrist who has been in practice for over 25 years. He has always been fascinated by how the brain works, especially in the setting of stress, anxiety, and trauma. He completed his training at the Pennsylvania State University College of Medicine MD/PhD program and earned his PhD in Neuroscience. He subsequently completed a Residency in Adult Psychiatry including an Anxiety Disorder Research Fellowship at the University of Florida. Dr. Gamberino had a private practice for over 10 years with a focus on providing psychotherapy integrated with pharmacological management. He worked for 25 years with adult and geriatric Veterans at Department of Veterans Affairs with focus on treating PTSD, as well as a full range of anxiety and mood disorders including 7 years of providing care through telehealth treatment. Dr. Gamberino also has 10 years of experience working with adolescents in the juvenile justice system.

Dr. Gamberino is experienced and comfortable treating a wide variety of psychiatric conditions including PTSD, mood disorders such as major depression and bipolar disorder, and all anxiety disorders such as generalized anxiety disorder, social phobia, panic disorder, and OCD. He enjoys sharing knowledge with patients to help them better understand the origins of their symptoms and a range of strategies to manage them.

Dr. Gamberino utilizes a non-paternalistic approach respecting the autonomy of his patients while helping them gain insight into their presenting problems utilizing a collaborative shared decision making approach to help reduce symptoms and optimize functioning. His practice combines evidence-based medication management with psychotherapy utilizing elements of supportive, cognitive behavior, and insight-oriented therapy. Dr. Gamberino utilizes a patient, caring approach, meeting patients where they are to empower them with making changes that lead toward improvement and optimization of their wellness.

Dr. Jacqueline Barrett is Board Certified in Adult and Child Psychiatry and Board Eligible in Forensic Psychiatry. She earned her Bachelor’s Degree in Nursing at Florida International University and her medical degree at Wayne State University in Detroit, Michigan. She completed her residency in Adult Psychiatry at Henry Ford Hospital and went on to complete fellowships in Child and Forensic Psychiatry at the University of Michigan/Center for Forensic Psychiatry. Dr. Barrett has extensive experience working in a variety of healthcare settings, including community mental health centers, inpatient and outpatient programs, and most recently at the Miami Veterans Affairs.

Dr. Barrett believes in a patient-centered approach that combines careful assessment, evidence-based treatment, and individualized care. She works with each patient to create a personalized plan that addresses both immediate needs and long-term goals. By integrating psychiatric expertise with compassion and collaboration, she empowers patients to take an active role in their mental health journey.

During your first visit, you can expect a thorough and compassionate evaluation in a warm, supportive environment where you will feel heard and respected. Dr. Barrett values open communication and works collaboratively with her patients to establish clear treatment goals. Her approach is rooted in trust, empathy, and partnership, ensuring that every patient feels comfortable and supported throughout their care.

Dr. Leslie Chavez is a board-certified adult psychiatrist with a diverse background in clinical and academic medicine. She completed her medical school and residency at the University of New Mexico, where she later served as a psychiatrist and assistant professor, treating high-need patients and teaching residents and medical students. During the pandemic, she transitioned to telehealth and has been dedicated to this field for the past four years. Dr. Chavez is known for making her patients feel seen and heard, using both medication management and supportive psychotherapy. Dr. Chavez began her academic journey as a physics major at UNM and then studied biophysics at the University of San Diego, California. During her postdoctoral fellowship at Los Alamos National Laboratories, she was inspired by presentations about professionals working with patients in African countries, which sparked her interest in medicine. During this time, her father died of cancer, and she saw the impact of mental health therapy on his quality of life, further solidifying her motivation to attend medical school. Witnessing the profound impact of mental health on her patients and family, she specialized in psychiatry. Dr. Chavez is a seasoned psychopharmacologist and emphasizes the importance of nutrition, exercise, and community in mental health. She enjoys all aspects of medicine and combines her extensive knowledge with a patient-centered approach.

Dr. Megan Marumoto provides holistic and personalized care as an integrative psychiatrist board-certified in General Psychiatry, Child & Adolescent Psychiatry, Integrative Medicine, and Lifestyle Medicine. She takes a root cause approach to treating mental health conditions as a certified Functional Medicine practitioner. Dr. Marumoto treats a wide range of mental health conditions in children, adolescents, and young adults, including ADHD, anxiety, depression, phobias, OCD, and trauma-related conditions. Patients may expect a comprehensive assessment with evidence-based treatment focusing on nutrition and healthy lifestyle interventions as well as medication management in 20�30-minute sessions. She enjoys working collaboratively with therapists and health coaches to achieve the best outcomes. She also provides supportive therapy and other therapies when indicated. She received her medical degree from the John A Burns School of Medicine and completed her Psychiatry Residency and Child & Adolescent Psychiatry fellowship at the University of Hawaii. Wishing to provide comprehensive care beyond medication management and therapy, Dr. Marumoto completed a second fellowship in Integrative Medicine at the University of Arizona. She has over 20 years of clinical experience working with military and civilian populations.

Dr. Syed Abbasi is an adult psychiatrist who completed his undergraduate education at Rutgers University and earned his medical degree at Ross University. He completed his psychiatry residency training at Creedmoor Psychiatric Center with training at New York-Presbyterian/Columbia University Medical Center, additionally as Chief Resident at Columbia University's Outpatient Adult Psychiatry Eye-6 clinic. Dr. Abbasi is passionate about and experienced in providing holistic, thoughtful, evidence-based care for patients with depression, anxiety, obsessive compulsive disorder, trauma-related disorders, relationship issues and struggles with self-image. He believes empathy and understanding are the most fundamental components of the doctor-patient relationship. He provides psychiatric medication management and integrates supportive psychotherapy, elements of dialectical behavioral therapy (DBT), stress management techniques and lifestyle interventions to meet patients where they are and collaborate toward improvement and optimization of their wellness. Occasionally, when appropriate, he may recommend adding a therapist to your care team for further benefit.