Dr. Irving Masaru Mitsunaga, MD

Dr. Irving Mitsunaga is a neurologist and psychiatrist who brings 59 years of medical experience to his practice. He earned his medical degree from the University of Cincinnati College of Medicine and completed his residency training through the U.S. Department of Veterans Affairs. His dual specialty training allows him to address both neurological conditions and mental health concerns with comprehensive expertise.

Dr. Mitsunaga practices in San Jose and Campbell, California, where he focuses on treating chronic kidney disease and kidney-related conditions. He performs diagnostic procedures including alkaline phosphatase testing, alanine aminotransferase evaluation, and arterial blood gas analysis to help assess patient health and guide treatment decisions. His extensive experience spanning nearly six decades provides patients with seasoned clinical judgment and deep medical knowledge.