Find a Top Psychiatrist Near Me in Garden Grove, CA – Book an Appointment Instantly

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.

George Tun, MD, is an experienced interventional psychiatrist dedicated to transforming mental health care through advanced treatments like Transcranial Magnetic Stimulation (TMS). He provides compassionate and expert care to patients at Even Better Mood Clinic in Irvine, California. 

With a focus on mood disorders and Treatment-Resistant Depression (TRD), Dr. Tun's mission is to educate and provide cutting-edge care for conditions including Major Depression, Generalized Anxiety, OCD, and PTSD.

Before establishing Even Better Mood Clinic, Dr. Tun had an extensive career working in San Francisco, Los Angeles, and Newport Beach, most recently in the position of Regional Medical Director at Mindful Health Solutions. 

A leader in his field, Dr. Tun has significantly contributed to the expansion of interventional psychiatry across California. He has trained and mentored new TMS physicians and he has taught the Interventional Psychiatry course at UC Irvine's Department of Psychiatry.

Dr. Tun advocates for a holistic, multi-dimensional approach to mental health care, combining TMS with medications, psychotherapy, nutrition, exercise, and meditation. His personalized treatment plans consider each patient's unique history, genetics, and body chemistry. Committed to long-term recovery, Dr. Tun emphasizes relapse prevention strategies to help patients maintain a fulfilling life beyond treatment.

Dr. Tun holds a Bachelor's Degree in Nutritional Sciences from the University of California, Berkeley, and an M.D. from the University of Illinois at Chicago. He completed his psychiatry residency at Harbor-UCLA Medical Center in West Carson, California. He is Board-Certified by the American Board of Psychiatry and Neurology, licensed by the Medical Board of California, and a member of the Clinical TMS Society.

For expert care in interventional psychiatry and comprehensive treatment strategies, Dr. Tun is a leading choice for patients seeking innovative and personalized mental health solutions.

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.

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. 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. 

Dr. Brittany Tarrant was born and raised in Baltimore, Maryland to a family who encouraged her to follow her dreams – even if that meant humoring a 5-year-old who exclaimed that she would be a doctor one day. Dr. Tarrant went on to complete her undergraduate degree in Psychology at the University of Maryland, College Park. There, she discovered her love for the human brain and mental health and knew that psychiatry would be a great fit. She completed her master’s degree at Georgetown University and then her Doctor of Medicine degree at Howard University College of Medicine in Washington, D.C. She then set her sights on the sunny skies and warm weather here in Los Angeles and completed her general adult psychiatric training at UCLA. 

Dr. Tarrant is board-certified in Adult Psychiatry and is board-eligible for Child and Adolescent Psychiatry. She trained at UCLA Semel Institute for Neuroscience & Human Behavior and Resnick Neuropsychiatric Hospital, where she completed both her residency and fellowship. Dr. Tarrant is passionate about mental health and treating those who are often overlooked and forgotten in our society. Her clinical interests include treating a wide range of psychopathologies including psychotic and mood disorders, trauma, and special populations including people of color, women, children and young adults, gender and sexual minorities, veterans, and individuals involved in welfare and criminal legal systems. She is dedicated to advancing the field of psychiatry through compassionate, thoughtful, and culturally humble care while working to eliminate barriers to accessing care and de-stigmatizing mental illness.  

Outside of clinical work, Dr. Tarrant is involved in teaching, mentorship, community outreach, and various leadership positions. She is dedicated to creating spaces of healing and inclusion and has been engaged in diversity, equity, and inclusion work at UCLA and beyond. When not at work, you can find her enjoying a relaxing day with family and friends, exploring the local food scene, or traveling near and far.