Bryce Thacker, PMHNP

Dr. Regina Fu is a board-certified psychiatrist who began her interest in Psychiatry while studying Psychobiology at UCLA. After completing her General Psychiatry residency at University of Rochester, she emphasizes a holistic approach to mental health treatment using the biopsychosocial foundation. Her approach to patient care combines evidence-based medicine while recognizing the individual factors that can influence well-being. She has a special interest in Cultural Psychiatry and prioritizes providing personalized and effective care to a diverse patient population.

Dr. Swetha Mummini earned her medical degree from SUNY Downstate Medical Center and completed her psychiatry residency at the University of Maryland/Sheppard Pratt. She has worked across various clinical settings, including inpatient units, residential treatment centers, and substance use disorder clinics. Her clinical interests include mood disorders, OCD, women’s mental health, and eating disorders.

Dr. Mummini takes a holistic approach to mental health, recognizing that there is no one-size-fits-all solution. She thoughtfully integrates medication when appropriate, alongside lifestyle changes, sleep, and stress management. She prioritizes strong therapeutic relationships and uses 30-minute follow-up visits that often include elements of psychotherapy.

In the first appointment, Dr. Mummini gathers a thorough psychiatric history, explores current symptoms, and learns about the patient’s goals. She works collaboratively to develop personalized, evidence-based treatment plans, blending integrative psychiatry with ongoing support for long-term well-being.

Dr. Michael Locher completed Adult Psychiatry Residency Training at Los Angeles County, University of Southern California in which he focused two years of training in conducting Mindfulness Based Cognitive Therapy. Dr. Locher received his Bachelor of Science Undergraduate degree in 3 years with Phi Beta Kappa honors at University of Miami, Florida. In medical school at Stony Brook School of Medicine in New York, Dr. Locher was inducted into the Gold Humanism Honor Society while earning his Doctor of Medicine (MD) degree. Dr. Locher has held academic appointments at University of Southern California Keck School of Medicine, College of Osteopathic Medicine of the Pacific Western University of Health Sciences, and Ventura Community Memorial Health System Psychiatric Residency Training Program. He has an in interest working with immigrants and LGBTQ+ communities.  

Dr. Locher’s approach to medication management is that it is one tool to be used in the broader context of a multi-modal evidence-based treatment approach that draws upon psychotherapy, mindfulness skills, Buddhist psychology, psychedelic AKA “mind manifesting” studies, yoga philosophy, and other integrative practices. He understands that healing is an individualized process that cannot unfold without a safe space. Dr. Locher is dedicated to holding an approachable, empathic space where you can feel empowered to write the next chapter of your life.  

Dr. Locher is well versed in treating the full spectrum of mental illness. Having worked on multidisciplinary teams in acute inpatient psychiatric hospital settings, psychiatric emergency rooms, and mental health urgent cares for the better part of 10 years, he is comfortable helping with not just mild to moderate illness, but also the most severe cases of mental illness. Dr. Locher is especially motivated to work with you to maintain stability, avoid hospitalization, and more broadly, to achieve wellness.

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Dr. Hess is double board-certified in Adult and Geriatric Psychiatry. He completed his psychiatry internship and residency training at St. Vincent's Hospital and Medical Center in New York City, and then completed a geriatric psychiatry fellowship at Mount Sinai Beth Israel Medical Center. Dr. Hess has practiced inpatient psychiatry at the Long Island College Hospital, NYU Langone Brooklyn, and Kingsbrook Jewish Medical Center. He has also worked in emergency rooms, day hospitals, and consultation-liaison settings, as well as seeing geriatric outpatients at a naturally-occurring retirement community (NORC) on the Lower East Side of Manhattan. Dr. Hess has taught St. George's University medical students during their clinical rotations in psychiatry. Dr. Hess has more than 24 years of experience providing patients with compassionate psychiatric care for depressive and bipolar disorders, anxiety, obsessive-compulsive disorder, post-traumatic stress disorder, and dementia. He uses pharmacotherapy as well as supportive psychotherapy. Dr. Hess may believe that additional therapy is also needed and ask that you bring a therapist into your care team to provide the best outcome. The philosophy of his practice is to collaborate with patients to meet their specific needs and make an impact in various stages of their lives.

Dr. Olivia Plante is a board-eligible psychiatrist with a focus on evidence-based medicine including psychopharmacology and nutritional psychiatry in the diagnosis and treatment of a wide range of psychiatric disorders.

She is originally from New York, having completed her undergraduate degree in psychology from The City College of New York, followed by a master’s degree in medical anthropology from Binghamton University and a Doctor of Medicine degree from the University at Buffalo. She completed psychiatric residency training at the Zucker School of Medicine/Northwell Health, with experience in medication management, psychotherapy, and collaborative multidisciplinary care of adults and adolescents in the outpatient, inpatient, partial hospital and emergency settings.

Initial evaluations will involve collecting history about social circumstances; past medical, psychiatric, substance use, and family conditions; as well as current lifestyle habits such as sleep, nutrition, supplement use, level of physical activity, and stress management skills.

Treatment sessions will explore the mind-body connection and individual lifestyle factors in combination with psychoeducation for a personalized wellness approach.

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Dr. Jaffarzad is a board eligible adult psychiatrist who completed her undergraduate training at the University of Texas at Austin and earned her medical degree at the American University of the Caribbean. She completed her psychiatry residency at Louisiana State University Our Lady of the Lake Psychiatry Residency Program. After completing residency, she worked in an outpatient setting and provided consultation liaison services at Our Lady of the Lake Hospital. Moreover, she held volunteer academic positions supervising and instructing residents and medical students. She has experience treating culturally diverse patient populations with a variety of mental health conditions. Dr. Jaffarzad primarily offers medication management in conjunction with supportive therapy during follow-up visits. She values the importance of open communication and a strong doctor-patient therapeutic alliance.