About
Dr. David Hiroshima traces his path to medicine back to childhood. Growing up in San Bruno with asthma and allergies, he spent time in the ER and with specialists who showed him what compassionate, attentive care looks like. Those early experiences shaped his belief that the finest healthcare unfolds through a lifelong relationship between doctor and patient.
Dr. Hiroshima earned his M.D. from Stanford University School of Medicine. He then spent over a decade at the Palo Alto Medical Foundation, caring for patients across multiple generations. He chose family medicine because it encompasses the full breadth of human health across every stage of life. His clinical interests include meditation and brain health, hormone replacement therapy, and preventive medicine. Patients describe him as smart, knowledgeable, caring, and considerate, a true professional with a big heart.
Education & Training
Undergraduate
B.S. Chemistry, University of San Francisco
Medical School
M.D., Stanford University School of Medicine
Conditions Treated
Who is Dr. Hiroshima right for?
Dr. Hiroshima is a strong fit for adults seeking a long-term primary care relationship. Patients with chronic conditions like asthma, allergies, or hormonal imbalances benefit from his attentive, preventive approach. He works well with those interested in brain health and meditation as part of their wellness. Families looking for a physician who will know them across generations will find him a natural match.
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Frequently Asked Questions
Dr. Hiroshima treats a broad range of conditions across every stage of adult life. His clinical focus includes asthma, allergies, hormonal imbalances, and chronic disease management. He also works with patients on preventive medicine and brain health.
D. from Stanford University School of Medicine. He brings family medicine training and over a decade of clinical experience at the Palo Alto Medical Foundation to his practice at Peninsula Doctor.
Dr. Hiroshima believes the finest healthcare unfolds through a lifelong relationship between doctor and patient. He takes a thorough, attentive approach to each visit. His goal is to understand each patient's full health picture, not just their immediate concern.
Yes, hormone replacement therapy is one of Dr. Hiroshima's core clinical interests. He evaluates and manages hormonal health as part of a broader preventive and wellness strategy.
Dr. Hiroshima chose family medicine because it spans the full breadth of human health at every stage of life. His own childhood experiences with asthma and allergies gave him an early appreciation for compassionate, attentive care. Those experiences continue to shape how he treats his patients.
Dr. Hiroshima spent over a decade at the Palo Alto Medical Foundation before joining Peninsula Doctor. He has cared for patients across multiple generations throughout his career.
Yes, Dr. Hiroshima integrates lifestyle and preventive medicine into his clinical approach. He has a particular interest in meditation and brain health as components of overall wellness. He works with patients to build habits that support long-term health.
Doctor profile last updated March 21, 2026