About
Quest Diagnostics is the world's leading provider of diagnostic testing, information and services that patients and doctors need to make better healthcare decisions.
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View org chartStephen H. Rusckowski
Chairman, President & CEO
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James E. Davis
CEO-Elect & EVP, General Diagnostics
Mark J. Guinan
EVP, CFO
Cecilia McKenney
SVP, CHRO
Gabrielle Wolfson
SVP, Chief Information & Digital Officer
Catherine T. Doherty
SVP, Regional Businesses
Jay G. Wohlgemuth
SVP, Medical R&D & Chief Medical Officer
Mark E. Delaney
SVP, Chief Commercial Officer
Michael E. Prevoznik
SVP, General Counsel
Patrick T. Plewman
SVP, Diagnostic Services
Richard F. Adams
VP & GM, Consumer Initiated Testing
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