About Tom Grogan


Dr. Thomas Grogan, MD, is Professor Emeritus at the University of Arizona College of Medicine. He is the founder and Chief Scientific Advisor Emeritus at Ventana Medical Systems, Inc., a division of Roche, a leading international healthcare leader based in Basel, Switzerland.

Dr. Grogan grew up in unusual circumstances, as the son of a CIA officer father and a steel-willed mother whose three sons experienced childhoods edged with peril in several foreign countries. He graduated from the University of Virginia, Phi Beta Kappa, with a degree in Biology, and earned his medical degree with honors from the George Washington University School of Medicine. During his time in medical school, Dr. Grogan studied tropical medicine in Cebu, the Philippines. He did his internship and residency in the U.S. Army at Letterman Hospital in San Francisco, and at Walter Reed Army Medical Center in Washington, D.C. He was a post-graduate fellow in hematopathology at Stanford University.

A founding member of the International Lymphoma Study Group, Dr. Grogan has authored more than two hundred and fifty scientific papers and holds eighteen patents. His clinical practice contributions have been recognized in the Best Doctors in America, published by Woodward/White, Inc., continuously) from 1991 until his retirement in 2017. Chief among his innovations is the automation of cancer pathology testing technology enabling physicians to accurately identify the genetic characteristics of their patients’ disease and manage their personalized treatment.

Dr. Grogan has also been recognized for his medical and business accomplishments with many prestigious awards, including:

  • American Cancer Society, Gift of Life Award (2003)
  • Ernst and Young, Entrepreneur of the Year Award (2002)
  • Tom Brown Excellence in Entrepreneurship Award (2002)
  • University of Arizona, Outstanding Technology Innovation Award (2004)

Dr. Grogan is a husband, father and grandfather, and he lives in Tucson, Arizona, with his wife of 52 years, Cande, who was a successful restaurateur.

Diagnostic Innovation: Birth of Automated Staining

Learn More About Tom’s Invention