John Hammergren

Chairman, President & CEO
McKesson Corporation

John Hammergren is chairman, president and chief executive officer of McKesson Corporation. He was elected president and CEO in 2001 and chairman in 2002.

Under Hammergren’s leadership, McKesson has become the leading provider of healthcare services and information technology solutions that help organizations across the healthcare industry improve their business performance and deliver better care to patients.

In the time since Hammergren became CEO, the company has more than quadrupled revenues to $198.5 billion, expanded into global markets and advanced to No. 5 on the Fortune 500. Recognizing his tremendous track record of success, Harvard Business Review named Hammergren as one of the 100 “Top Performing CEOs in the World.” In addition, buy-side analysts, money managers and sell-side researchers identified Hammergren as the 2015 Best CEO for the Healthcare Technology and Distribution segment.

Hammergren is the chairman of the supervisory board of Celesio AG. Additionally, he is currently a member of the business council, the business roundtable and the healthcare leadership council, as well as the board of trustees for the Center for Strategic & International Studies (CSIS).

Hammergren's career at McKesson has included posts as president of supply management and executive vice president for the pharmaceutical, medical-surgical, pharmacy automation and pharmacy outsourcing businesses of the company. He joined McKesson in January 1996 to lead McKesson Health Systems, a division focused on the pharmaceutical supply management needs of healthcare institutions.

An Eagle Scout, Hammergren earned a bachelor’s degree in business administration from the University of Minnesota and a Master of Business Administration degree from Xavier University in Cincinnati. He is the co-author of “Skin in the Game: How Putting Yourself First Today Will Revolutionize Health Care Tomorrow.”