John R. Amberg was born in 1926 in Minneapolis and attended medical school at the University of Minnesota. Upon his graduation in 1949, Amberg completed his residency and became board certified in 1955 before going into private practice for a brief period. In 1958, he joined Marquette University as Assistant Professor and 4 years later was appointed Professor and Chairman for their Division of Radiology. He simultaneously served as Director of Radiology at Milwaukee County Hospital in Wisconsin since 1957. He left in 1965 to join the faculty at the University of California School of Medicine and three years later, became Professor of Radiology. He was recruited to Vanderbilt in 1972 as Chair for the Radiology Department where he served until his departure in 1974.
As a gastrointestinal radiologist, Dr. Amberg was a member of several scientific societies including the Association of University Radiologists, the Radiological Society of North America, and the American Roentgen-Ray Society. His most notable membership was the Society of Gastrointestinal Radiologists where he received the Walter B.Cannon Medal in 1986. This honor is awarded annually to a distinguished GI radiologist who has made outstanding contributions to the field of gastrointestinal and abdominal radiology. John was president of The Society at the Hamilton, Bermuda meeting.
Dr. Amberg had 10 children and finished his career at the University of California, San Diego where he served as Professor of Radiology.