Giselle Brito, MD

Steven Warren, PMHNP, has over 25 years of psychiatric nursing experience in both inpatient and outpatient settings. He has provided extensive individual and group psychotherapy and education, and since 2017, has offered medication management and brief therapy in a collaborative community mental health setting. Steven earned his Bachelor of Nursing in 2011 and Master of Nursing in 2017 from Indiana University, and is ANCC board-certified as a Psychiatric Mental Health Nurse Practitioner.

Steven values open and honest communication, working directly with patients to set clear, achievable treatment goals. He is dedicated to ensuring each person he works with feels heard, respected, and supported throughout their mental health journey. His approach emphasizes collaboration, empathy, and trust.

During the first session, Steven takes time to understand each patient’s history, concerns, and goals. He develops individualized treatment plans that reflect patient values, adapting them as needs evolve. Through a strong therapeutic relationship, he provides guidance and support to help patients achieve meaningful and lasting progress.

Dr. Jon-Kar Zubieta is a board-certified psychiatrist and nuclear medicine physician whose work bridges neuroscience and clinical care. He focuses on understanding how the brain regulates motivation and stress, applying this knowledge to mood disorders, pain, and substance use. With extensive experience in functional imaging, Dr. Zubieta explores how neurobiological mechanisms shape emotional and physical well-being.

Dr. Zubieta takes a collaborative and evidence-based approach to care. He values patient perspectives and prioritizes creating a supportive environment where patients feel heard. His goal is to tailor treatment plans that address both the psychological and biological aspects of mental health conditions.

Dr. Zubieta begins with a thorough assessment of each patient’s history, symptoms, and goals. He integrates clinical evaluation with insights from neuroscience and imaging research when relevant. Together with patients, he develops a personalized treatment plan that may include therapy, medication, or combined approaches, continually adjusting strategies to optimize outcomes.

Michelle Harris is a board-certified psychiatric mental health nurse practitioner (PMHNP). She earned her Master of Science in Nursing in the psychiatric mental health track at the University of Saint Joseph and her Bachelor of Science in Nursing from the University of Connecticut. Her training includes psychiatric diagnosis, medication management, cognitive behavioral therapy, and motivational interviewing. With over a decade in psychiatric mental health care and 5+ years as a PMHNP, she has worked in outpatient, private practice, telehealth, inpatient, and homecare settings, treating patients from diverse backgrounds, including neurodivergent, LGBTQ+, BIPOC, and immigrant populations. She has a particular interest in ADHD, depression, anxiety, and OCD.

Michelle values a holistic approach to mental health and believes culturally sensitive care is essential. She strives to create a supportive environment for patients of all backgrounds and sexual orientations, ensuring each person feels understood, respected, and empowered in their care.

Michelle focuses on medication management with supportive therapy as appropriate. Initial sessions involve gathering a detailed patient history and discussing individual concerns. She works collaboratively with each patient to develop a personalized treatment plan, addressing their unique needs and goals.

Dr. Michael Padua is a graduate from the University of Nevada, Reno School of Medicine and completed his psychiatry residency training at Loyola University Medical Center at Maywood, IL. He is trained and experienced in diagnosing and treating various psychiatric disorders including depression, anxiety, psychosis, and bipolar disorder with a focus on posttraumatic stress disorder, women's mental health, and cultural psychiatry. He combines his clinical expertise with a passion for working with underserved populations and the LGBTQIA+ population to address mental health needs across various communities. Dr. Padua has experience working in a variety of settings, which includes working as an outpatient psychiatrist at a federally qualified health center (FQHC), and as a correctional psychiatrist at the Washoe County Sherriff's Office in Reno, NV. In addition to his clinical work, Dr. Padua has also participated in research and education, and has co-authored peer-reviewed articles in the fields of psychiatry and biology.

Dr. Mennella is a board-certified adult psychiatrist. Her practice focuses on medication management and supportive therapy. Treatment emphasizes patient education and autonomy. Dr. Mennella is a proponent of shared decision-making and believes this facilitates a strong therapeutic relationship, greater satisfaction with care, and improved clinical outcomes. She completed an undergraduate degree in Information Technology from Purdue University and a master's degree in information systems from DePaul University. She received her medical degree from the University of Toledo College of Medicine and then completed her psychiatry residency at Loyola University Medical Center. Areas of interest include depression, bipolar, anxiety, and PTSD.

Dr. Daniel Weiss is a double board-certified psychiatrist in adult and forensic psychiatry. His expertise is in diagnosing and treating psychiatric conditions, including depression and bipolar spectrum disorders, anxiety, stress and adjustment problems, maternal mental health, OCD, and other disorders. In addition, he has extensive experience working with individuals from diverse backgrounds, college and graduate students, creative professionals, and a range of working adults. Through a supportive psychopharmacologic approach, Dr. Weiss strives to provide a comfortable experience in which doctor and patient work to understand the presenting problems, reduce symptoms, and optimize functioning. In addition, Dr. Weiss encourages concurrent therapy and will communicate with that provider in a collaborative care arrangement. Dr. Weiss previously served as an attending psychiatrist on the staff of Montefiore Medical Center and was formerly a faculty member at the Albert Einstein College of Medicine. Before joining Talkiatry, Dr. Weiss spent a decade working at The New School as the university's staff psychiatrist.