CEO and founder
Dr. Sameer Hassamal is a board-certified psychiatrist dedicated to compassionate, research-informed care. He founded The California Neuropsychiatric Institute to provide advanced mental health services—including Spravato, TMS, and clinical trial access—for patients seeking real, lasting solutions.
Providers and staff
Aaliyah Aguirre. Director of Operations
Aaliyah Aguirre. Director of Operations
Aaliyah Aguirre. Director of Operations
Aaliyah is a Certified Professional Coder with over 10 years of healthcare experience, including four years focused on behavioral health billing, revenue cycle, and operations. She is known for her attention to detail, regulatory expertise, and ability to streamline workflows that improve both financial performance and patient care.
Jevon Mitsuoka, PharmD, PA-C
Aaliyah Aguirre. Director of Operations
Aaliyah Aguirre. Director of Operations
Dr. Mitsuoka provides personalized, evidence-based psychiatric care with a deep understanding of each patient’s unique needs. Holding a Doctor of Pharmacy and a Physician Assistant degree from Butler University, he is committed to helping patients achieve lasting improvements in their mental health through compassionate, tailored treatment.
Angie Ling, pa-c
Aaliyah Aguirre. Director of Operations
Angie Ling, pa-c
Angie is a compassionate physician assistant who provides personalized, evidence-based care in a supportive, non-judgmental environment. A graduate of the University of California, Davis, with a Master’s in Physician Assistant Studies, she is dedicated to helping individuals achieve lasting improvements in their mental health.