About • Leadership Our leadership. Executive Action Committee W. Michael Long Chairman & Chief Executive Officer, Lumeris Group Holdings Corporation Gail Halterman Chief Legal Officer Ben Grabski Chief Financial Officer, Lumeris Group Holdings Corporation | President & CEO, Essence Healthcare Debbie Zimmerman, MD Corporate Chief Medical Officer, Lumeris and Essence Healthcare Jean-Claude Saghbini President & Chief Technology Officer, Lumeris Value-Based Care Enablement Julie Hammes Chief People Officer Jeff Carroll Chief Strategy and Corporate Development Officer John Fryer Chief Revenue Officer, Lumeris | President, Tribus Valerie Simon Chief Marketing and Communications Officer Leadership Martha Butler Senior Vice President, Plan Operations Laura Clark Senior Vice President, Commercial Operations Dr. Kelly Gluth Senior Vice President, Clinical Operations John Khoury Senior Vice President, Client Solutions Joe Satorius Senior Vice President, Operations & Enterprise Strategic Initiatives Hari Singh Senior Vice President, Engineering Dr. Charles Willey Tribus Executive Dr. Christopher Windham Vice President, Chief Medical Officer Board of Directors W. Michael Long Chairman & Chief Executive Officer, Lumeris Group Holdings Corporation John Burbank Managing Member and Chief Investment Officer, Passport Capital Denis A. Cortese, MD President and Chief Executive Officer Emeritus, Mayo Clinic Director, Healthcare Delivery and Policy Program, Arizona State University Charles “Chuck” Cory Director, Lumeris L. John Doerr Partner, Kleiner Perkins Caufield & Byers Matt Downs Managing Director, Sandbox Industries Richard Jones Board Member
