About
Dr. David Weiss is a board-certified internist with more than 30 years of clinical experience in primary care, preventive medicine, and executive health. He earned his bachelor's degree from the University of California, Davis, and his medical degree from the University of Michigan Medical School. He completed his Internal Medicine residency at Harbor-UCLA Medical Center, followed by the Kennamer Fellowship at Harbor-UCLA in Specialty and Peri-Operative Management.
Dr. Weiss holds certification in Cardio-Metabolic Health and previously served as Co-Director of the Center for Heart and Health. He built a long career serving first responders and professionals across Southern California. Raised in a bilingual household in San Diego and Tijuana, he is fluent in medical Spanish and brings a cross-cultural perspective to patient care. He views the doctor-patient relationship as a collaborative process and focuses on empowering patients through education, personalized care, and lifestyle optimization. Outside medicine, he plays basketball and soccer weekly and enjoys occasional surfing.
Education & Training
Undergraduate
University of California, Davis
Medical School
University of Michigan Medical School
Residency
Internal Medicine, Harbor-UCLA Medical Center
Fellowship
Kennamer Fellowship, Harbor-UCLA Medical Center (Specialty and Peri-Operative Management)
Additional Training
Co-Director, Center for Heart and Health
Certifications
Languages
English, Spanish
Conditions Treated
Who is Dr. Weiss right for?
Dr. Weiss is a strong fit for adults seeking a primary care physician with deep experience in preventive and executive health. Patients managing hypertension, cardiovascular risk, metabolic syndrome, or diabetes benefit from his data-driven, collaborative approach. He serves patients who value a physician who listens carefully and participates actively in their long-term health planning. Spanish-speaking patients will find he communicates fluently in their language.
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Frequently Asked Questions
Yes. Dr. Weiss is actively accepting new patients at Williams + Weiss Executive Medicine.
Dr. Weiss focuses on internal medicine, preventive medicine, and executive health. He has particular expertise in managing hypertension, cardiovascular disease risk, metabolic syndrome, diabetes, and chronic disease. His career-long emphasis on lifestyle optimization and patient education shapes how he approaches each case.
Dr. Weiss brings more than 30 years of clinical experience to his practice. He has served first responders and professionals across Southern California throughout his career and built a distinguished record in primary and preventive care.
Dr. Weiss earned his undergraduate degree from the University of California, Davis, and his medical degree from the University of Michigan Medical School. He completed his Internal Medicine residency and the Kennamer Fellowship in Specialty and Peri-Operative Management at Harbor-UCLA Medical Center.
Yes. Dr. Weiss is fluent in medical Spanish. He grew up in a bilingual, cross-cultural household in San Diego and Tijuana, and brings that background into his patient relationships.
Dr. Weiss approaches the doctor-patient relationship as a genuine collaboration. He focuses on education, shared decision-making, and personalized lifestyle strategies. Patients consistently note that he listens carefully, asks thoughtful questions, and remains accessible outside standard office hours.
Yes. Dr. Weiss holds board certification in Internal Medicine. He is also certified in Cardio-Metabolic Health and completed the Kennamer Fellowship at Harbor-UCLA Medical Center.
Doctor profile last updated October 31, 2026