About Rainbow Tarumoto, PMHNP-BC, AGACNP-BC
Rainbow Tarumoto is a board-certified Psychiatric Mental Health Nurse Practitioner with 19 years of nursing experience across diverse hospital settings. She is also certified as an Adult-Gerontological Acute Care Nurse Practitioner and previously worked as a provider at a county hospital, managing surgical and trauma patients, many of whom had complex psychiatric needs. She earned her master’s degree in nursing from the University of California, Los Angeles, and completed an intensive 12-month Psychiatric Mental Health certification program at the University of California, Davis.
Rainbow provides comprehensive psychiatric care for individuals experiencing ADHD, anxiety, depression, bipolar disorder, schizophrenia, PTSD, and substance use disorders. She is a strong patient advocate with experience supporting individuals facing housing and food insecurity, and she is deeply committed to delivering equitable, high-quality care. She is especially passionate about supporting patients who have experienced physical trauma as they navigate the emotional and psychological challenges that often follow.
Drawing on her extensive medical background, Rainbow integrates evidence-based medication management with therapeutic approaches to deliver holistic, individualized care. She considers it a privilege to support patients during their most vulnerable moments and strives to create a treatment environment grounded in trust, safety, and collaboration.
Outside of the office, Rainbow enjoys trivia tournaments, hiking, and spending time with her two cats.
Education
University of California, Los Angeles (UCLA) — Master's Degree in Nursing
University of California, Davis — 12-month Psychiatric Mental Health Certification
Certifications
Psychiatric Mental Health Nurse Practitioner – Board Certified (PMHNP-BC)
Adult-Gerontology Acute Care Nurse Practitioner – Board Certified (AGACNP-BC)
Clinical Specialties & Interests
• Patients with physical trauma
• Patients facing housing or food insecurity
• 19 years nursing; former county hospital surgical & trauma provider
















