Find a Top Psychiatrist Near Me in Newport Beach, CA – Book an Appointment Instantly

With her advanced training in Medicine and Psychiatry, Adult Psychiatrist Hina Sidhu, MD helps countless patients manage their mental health concerns. Dr. Sidhu is currently accepting new patients at Revîv Functional Psychiatry & TMS Wellness Center in Fullerton, California.

Dr. Sidhu completed her training at USC. She completed her Internship in Family Medicine and Residency in Adult Psychiatry, both at the University of Southern California (USC) + LAC Medical Center in Los Angeles.

As a board-certified physician through the American Board of Psychiatry and Neurology, Dr. Sidhu is known for her expertise in complex mental health care. She believes that the doctor-patient relationship should be the center of medical treatment.

Dr. Sidhu follows an integrative approach to care, focusing on the concept of Functional Medicine. All treatment plans are individualized to the patient and follow the bio-psychosocial model, which focuses on all aspects of a patient’s life.

Because Dr. Sidhu spends time addressing all areas of a patient’s well-being, they get an individualized and comprehensive treatment plan. Patients of Dr. Sidhu commend her caring and compassionate bedside manner and appreciate her willingness to educate them on wellbeing and various approaches to treatment.

Dr. Han “Hannah” Nguyen is a child, adolescent, and adult psychiatrist who specializes in treating depression, anxiety, attention-deficit/hyperactivity disorder (ADHD), bipolar disorder, obsessive-compulsive disorder (OCD), schizophrenia, psychosis, trauma/post-traumatic stress disorder (PTSD), substance use disorders, autism spectrum disorder, and other neurodevelopmental conditions. She provides culturally informed, patient-centered care for children, adolescents, and adults, including advanced treatments such as transcranial magnetic stimulation (TMS) and esketamine, when appropriate. Dr. Nguyen is conversational in Vietnamese and Spanish.

Firefly Global LLC provides compassionate, evidence-based psychiatric care through secure telehealth appointments for adults throughout Chino Hills, Chino, and surrounding communities. The practice is committed to making high-quality mental health care more accessible by offering personalized treatment plans that help patients manage their symptoms, improve their well-being, and achieve lasting mental wellness from the comfort of home. 

Led by David Fairbanks, PMHNP-BC, Firefly Global LLC offers a comprehensive range of virtual mental health services, including medication management, psychotherapy, psychiatric evaluations, and mental health screenings. David is a board-certified Psychiatric Mental Health Nurse Practitioner with more than 22 years of behavioral health experience in psychiatric hospitals, crisis care, detoxification services, and behavioral health leadership. His background includes caring for patients across a variety of inpatient and outpatient settings, as well as leading multidisciplinary teams focused on delivering safe, high-quality psychiatric care. 

At Firefly Global LLC, every patient is treated with respect, empathy, and individualized attention. David believes in combining evidence-based medicine with compassionate communication to create a collaborative treatment experience tailored to each person's unique goals and needs.  

Whether you're seeking support for a new mental health concern or ongoing psychiatric care, Firefly Global LLC is dedicated to helping you take the next step toward better mental health. 

Dr. Valentina Park is a board-certified child, adolescent, and young adult psychiatrist who takes a warm, thoughtful, and thorough approach to care. Dr. Park seeks to understand the full picture, including family dynamics, life experiences, and environment, so that care is truly personalized. She works collaboratively with patients and their families to develop treatment plans that may include therapeutic interventions, lifestyle changes, and, when appropriate, medication - always aiming to create the most effective and sustainable plan tailored to the individual. She places strong emphasis on foundational habit building and guides her patients in improving sleep, physical activity, nutrition, social connection, and mindfulness, key elements that support long-term emotional and mental wellness. Dr. Park is deeply committed to helping young people navigate challenges, build resilience, and lead meaningful, healthy lives.

Dr. Stephanie Sabra, MD, MPH is a board-certified psychiatrist, who treats child, adolescent and adult patients using a wholistic approach that incorporates lifestyle modifications, psychotherapy, and medications into their treatment plans.

She was raised in the South Bay of Los Angeles, CA. She attended the University of California, Berkeley, where she earned a Bachelor’s degree in Molecular & Cell Biology, with an emphasis in Neurobiology as well as a Master’s degree in Public Health, which equipped her with a broader perspective of health and preventive medicine. She completed her medical training at the University of California, Riverside School of Medicine and Adult Psychiatry residency at the Los Angeles County + University of Southern California Medical Center. Her interest in child development and early intervention for mental illness led her to pursue fellowship training in Child and Adolescent Psychiatry at Boston Children’s Hospital / Harvard Medical School.

Dr. Sabra integrates multiple pillars of health to support her patients using the biopsychosocial model. She is attentive to her patients’ diet, movement, sleep, community, and sense of purpose. She additionally incorporates psychotherapy modalities into their treatment, including Cognitive Behavioral Therapy (CBT), Psychodynamic Psychotherapy, and Play Therapy for children. She helps patients with broad forms of psychiatric illness, including ADHD, autism, depression, anxiety, OCD, trauma, bipolar disorder, psychosis, and women’s mental health (peripartum and postpartum illness).

Dr. Sabra is a wife and mother, who enjoys healthy eating and physical activity, Fine Arts, and connecting with the community around her.

Dr. Key was born and raised in Washington, DC. before venturing off the east coast. He received a BA in Human Biology from Stanford University and earned his MD from the Icahn School of Medicine at Mount Sinai. Dr. Key had an early passion of bridging the gap between medicine and communities of color. His love of narrative and ability to connect patients to their personal stories led him to Psychiatry and he continued his training at UCLA’s Semel Neuropsychiatric Institute. He served as the residency’s Co-Chief of Justice, Equity, Diversion, and Inclusion (JEDI) for two consecutive years with the goal of greater equity amongst historically underrepresented peoples. As a resident, he trained in highly specialized clinics treating psychotic and mood disorders, anxiety disorders, addiction, and ADHD. Justin is also a father, husband, and a fiction author.

Dr. Justin Key is Board-Certified in Psychiatry.

Dr. Poblete is a board-certified psychiatrist trained in the diagnosis and treatment of the full spectrum of psychiatric and mental health disorders. He is a co-founder of Regeneration Psychiatry and sees patients virtually and in-person at our Redondo Beach, California office. He is also a clinical instructor at UCLA and at Long Beach Memorial, where he teaches and supervises medical/psychiatric residents. 

Dr. Poblete has extensive experience in the management of anxiety disorders, depression, OCD, bipolar disorder, schizophrenia spectrum disorders, borderline personality disorder, ADHD, and addiction. He has a special interest in working with transgender/gender expansive/non-binary individuals, other members of the LGBTQ+ community, and people living with HIV. His clinical practice is grounded in evidence-based medicine and in the biopsychosocial model of health. And his therapeutic approach draws heavily from critical social theory, Cognitive Behavioral Therapy, mindfulness, Acceptance and Commitment Therapy, and Mentalization-Based Therapy. 

Dr. Poblete grew up in Southern California in a Filipino-American immigrant family. He received his undergraduate education at UC Berkeley, where he studied anthropology and urban studies. Prior to going to medical school, he was a community organizer and campaigner working in social/racial justice movements and in the labor movement. He completed his medical education at UCSF, his internship at Harbor-UCLA, and his psychiatric residency at the Semel Institute for Neuroscience and Human Behavior at UCLA.

Outside of his clinical work, Dr. Poblete enjoys travel, the outdoors, art, and soccer.