John H. Hammergren

CSIS Trustee

John H. Hammergren is the former chairman, president, and chief executive officer of McKesson Corporation. He was elected president and CEO in 2001 and chairman in 2002 and retired in 2019. McKesson has become the leading provider of health care services and information technology solutions that help organizations across the health care industry improve their business performance and deliver better care to patients. In the time since Mr. Hammergren became CEO, the company has more than quadrupled revenues to $179 billion, expanded into global markets, advanced to number 11 on the Fortune 500, and provided shareholders with more than a 17 percent compound annual return. Recognizing his tremendous track record of success, Harvard Business Review named Hammergren as one of their 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 health care technology and distribution segment. Mr. Hammergren is the chairman of the Supervisory Board of Celesio AG. Additionally, he is a member of the Business Council, the Business Roundtable, and the Healthcare Leadership Council, as well as the Board of Trustees of the Center for Strategic & International Studies (CSIS). Mr. 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 health care institutions. An Eagle Scout, Mr. Hammergren earned a B.A. in business administration from the University of Minnesota and an M.B.A. from Xavier University in Cincinnati. He is the coauthor of Skin in the Game: How Putting Yourself First Today Will Revolutionize Health Care Tomorrow (Wiley, 2008).