1949
Born to William N. Payne and Teresa (Borsuk) Payne in Springfield, OH.
1971
Earns a Bachelor of Science in biology and biological sciences from Ohio State University; Is a graduate teaching assistant until 1975.
1975
Achieves a Master of Science in human anatomy from Ohio State University; Is a graduate research associate until 1979.
1978
Obtains a Doctor of Philosophy in human anatomy from Ohio State University.
1979
Attains a Doctor of Medicine from Ohio State University; Is an intern and general surgery resident at the Univ. of California, Los Angeles until 1981.
1981
Is a resident in general surgery at the University of California, Davis Medical Center until 1984.
1984
Is a resident in thoracic surgery at the University of Pittsburgh until 1986.
1986
Is an assistant prof. of cardiovascular and thoracic surgery and director of the Heart Transplantation Program at the Univ. of North Carolina at Chapel Hill until 1988.
1988
Works in private practice until 1991; Is the director of the Heart Transplantation Program at the Los Angeles Heart Institute until 1991.
1991
Is an associate prof. and director of heart transplantation, surgery, cardiovascular and thoracic surgery at the Univ. of California, Irvine until 1993.
1993
Is an assistant professor in surgery at the University of Pittsburgh until 1997.
1997
Works in private practice with the Los Angeles Heart Institute and St. Vincent Medical Center until 2000.
2000
Works in private practice until 2011.
2011
Is an assistant prof. of surgery, a cardiothoracic surgeon, director of the Robotics CT Surgery Lab and surgical director of the CT Surgery ICU at the Univ. of Arizona until 2013.
2013
Is a vein specialist at the Arizona Vein & Laser Institute until 2021.
2021
Commences his retirement.