100 Most Influential People in Healthcare - 2017

• Years on list: 2

Nonomaque has led Vizient, one of the nation's largest group purchasing organizations, since it was formed in 2015. It was created through the merger of VHA, a national network of not-for-profit hospitals; University HealthSystem Consortium, an alliance of leading academic medical centers; and Novation, a healthcare contracting organization they jointly owned, and the acquisition of MedAssets' SCM business and Sg2. Nonomaque was president and CEO of VHA from 2003 to 2015. Vizient represents more than 50% of the nation's acute-care providers and more than 20% of the ambulatory-care market..