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Dr. John Madej is board-certified in Internal Medicine. He is of Polish descent. He attended medical school in Poland and worked as a faculty member at the most prestigious medical school in Warsaw after graduation. Part of his postgraduate training was completed in London and Oxford, England. In 1992 Dr. Madej was offered a scholarship and a position as a scientist at the University of California, San Francisco, prompting his move to the United States. He completed his residency at Northeastern Ohio University College of Medicine before returning to Northern California to open a private practice.
For over 20 years Dr. Madej has pioneered a successful medical practice in the San Francisco Bay Area. He collaborates with top specialists from prestigious medical institutions, including the University of California San Francisco and Stanford University. His clinical experience and extensive knowledge have made him one of the best primary care specialists in the area.
Dr. Madej’s success stems from his unique approach to patient care, treating each individual like a friend or family member. While he does not practice alternative medicine, he maintains an open mind in searching for solutions to complex medical problems that may not be found in medical textbooks. He is renowned for diagnosing and managing patients with various complicated and unusual medical conditions that other doctors have given up on. He is one of the few physicians in Silicon Valley who treats patients with complex medical conditions such as Ehlers-Danlos Syndrome, Chronic Fatigue Syndrome (CFS), myalgic encephalomyelitis, long COVID, autoimmune disorders, POTS, dysautonomia, and others.
To provide the best medical care he works as an out-of-network provider offering Premier or Concierge services to his patients. Dr. Madej provides care in his office, local hospitals, nursing facilities, or patients’ homes, depending on their needs and chosen program. In his practice, Dr. Madej has had the pleasure of working with people from all walks of life, from the underprivileged to Silicon Valley’s high-level CEOs. He enjoys treating patients from their teenage years through their senior years, ensuring everyone is treated with the utmost respect and attention to provide the best healthcare possible.
San Francisco Bay Magazine has selected Dr. Madej as one of the top Internists in the area every year since 2016. He has also received the Physician of the Year Award and was nominated by his patients for the Man of the Year Award.