Marquis Top Doctors

John A. Linfoot

John Linfoot

Title: Medical Director
Company: Health and Nutrition Tech.
Location: Orinda, California, United States

John A. Linfoot, MS, MD, Medical Director at Health and Nutrition Tech., has been recognized by Marquis Who’s Who Top Doctors for dedication, achievements, and leadership in endocrinology.

A leading endocrinologist and nuclear medicine specialist, Dr. Linfoot is backed by more than 60 years of inimitable professional experience. Commencing his career as a research associate at the Donner Laboratory at the University of California, Berkeley from 1961 to 1978, he supervised the endocrine laboratory and patient care of more than 1,000 patients with pituitary tumors, diabetes and breast cancer. Dr. Linfoot went on to serve as the director of the Bay Reference Laboratory from 1979 to 1982 and as director of the Diabetes and Endocrine Institute at Providence Hospital and Summit Medical Center between 1985 and 1993. Board-certified in internal medicine, endocrinology and nuclear medicine, Dr. Linoot has also established the endocrine laboratories and consulting services at Alta Bates Hospital and Summit Medical Center.

Notably, Dr. Linfoot currently serves as the medical director of Health and Nutrition Tech. in Carmel, California, a role he has excelled in since 1994. He is also a clinical professor emeritus at the University of California, Davis. In 2007, Dr. Linfoot moved his practice to Lafayette, California where he practices endocrinology with his son, specializing in a variety of endocrine disorders including diabetes, thyroid disorders and hypopituitarism following posttraumatic head injury. To remain aware of changes and developments in his field, he presently holds membership with the American Federation for Clinical Research, Western Society for Clinical Investigation, Endocrine Society, American Diabetes Association and Western Fertility Society. He is also involved with the Alameda-Contra Costa Medical Association, American Medical Association, American Society for Internal Medicine and American Association of Clinical Endocrinologists.

Dr. Linfoot achieved a Bachelor of Arts in 1953, a Bachelor of Science in medicine in 1955 and a Master of Science in physiology and pharmacology in 1955, all from the University of North Dakota. In 1957, he earned a Doctor of Medicine from the prestigious Harvard University. Continuing his medical requirements, between 1957 and 1961, he had completed an internship, residency, chief residency and two fellowships at the University of Utah Affiliated Hospitals, where he was first exposed to work with steroids in areas like testosterone, estrogen and blood. Finding great success in his career, in 2016, he was named a Top Doctor in Lafayette, California, which is granted to health care practitioners who have demonstrated clinical excellence while delivering the highest standards of patient care. He has also been the recipient of the Honorary Alumni Award from the University of North Dakota and named One of the Most Outstanding Young Men in America. The medical professional attributes his success to a good memory, enjoying helping people and the stimulus of new challenges. A fellow of the American College of Physicians, Dr. Linfoot’s career achievements can also be found in the second edition of Who’s Who in Medicine and Healthcare.

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