Dr. James WeissMD, FCCP
Internal Medicine
at Private Physicians Medical Associates — Newport Beach, CA
About
Dr. James Weiss earned his medical degree from Tufts University School of Medicine and completed his internal medicine residency at the University of Massachusetts. He pursued his pulmonary fellowship at UCSD under Dr. Kenneth Moser, a late world-renowned expert in lung disease. He holds board certification in both internal medicine and diseases of the chest and carries the Fellow designation from the American College of Chest Physicians.
Dr. Weiss has practiced medicine for over 30 years. Castle Connolly named him a Top Doctor for ten consecutive years, and US News and World Report ranked him among the top four percent of physicians in September 2012. He serves as Associate Clinical Professor of Medicine at the University of California, Irvine, College of Medicine. He sits on the Board of Directors of Jewish Federation and Family Services of Orange County and participates in the Vital Aging Panel at Hoag Hospital, an initiative focused on improving senior health across Orange County. His personal experience with acute coronary syndrome in 2012, despite having no traditional risk factors, deepened his passion for preventive cardiovascular care. He and his wife Ellen have called Orange County home since 1986 and have two sons and four grandchildren.
Education & Training
Medical School
Tufts University School of Medicine
Residency
Internal Medicine, University of Massachusetts
Fellowship
Pulmonary, UCSD (under Dr. Kenneth Moser)
Additional Training
Associate Clinical Professor of Medicine, University of California, Irvine, College of Medicine
Certifications
Conditions Treated
Who is Dr. Weiss right for?
Dr. Weiss is an excellent fit for adults focused on cardiovascular health and disease prevention. Patients with pulmonary conditions benefit from his fellowship-trained expertise. His decade-long Castle Connolly recognition appeals to patients who prioritize credentialed, experienced care. He is particularly well matched with patients navigating complex internal medicine concerns who want a physician deeply invested in proactive health management.
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Frequently Asked Questions
Dr. Weiss specializes in internal medicine, pulmonology, and preventive medicine. He treats pulmonary disease, cardiovascular disease, and a broad range of internal medicine conditions. His personal experience with acute coronary syndrome has made preventive cardiovascular care a particular clinical focus.
Yes. Dr. Weiss holds board certification in both internal medicine and diseases of the chest. He also holds the Fellow designation from the American College of Chest Physicians.
Dr. Weiss earned his medical degree from Tufts University School of Medicine. He completed his internal medicine residency at the University of Massachusetts and his pulmonary fellowship at UCSD under Dr. Kenneth Moser, a world-renowned lung specialist.
Yes. Castle Connolly listed Dr. Weiss as a Top Doctor for ten consecutive years. US News and World Report also ranked him among the top four percent of physicians in September 2012.
Dr. Weiss serves as Associate Clinical Professor of Medicine at the University of California, Irvine, College of Medicine. This role keeps him engaged with medical education alongside his clinical practice.
Dr. Weiss is not currently accepting new patients. Prospective patients interested in joining PPMA should inquire about Dr. Davis or Dr. Cardoza.
Dr. Weiss serves on the Board of Directors of Jewish Federation and Family Services of Orange County. He also participates in the Vital Aging Panel at Hoag Hospital, an initiative designed to improve the health of seniors across Orange County.
Doctor profile last updated April 11, 2026