David A. Sharar, Ph.D.
Chief Executive Officer
Puneet Leekha, J.D.
Chief Operating Officer and General Counsel
Karen Rettick, MBA
Chief Financial Officer
Matt Mollenhauer, MS, LCPC
Chief Clinical Officer
Victoria Brockhouse, D.O.
Medical Director, Chestnut Family Health Center (Central Region)
Kevin Garner, MD
Medical Director, Chestnut Family Health Center (Southern Region)
Darrell Rust, D.O.
Medical Director, Substance Use Disorder Program
Michael Dennis, Ph.D.
Director of Lighthouse Institute
Randy Dicken, CFM
Director of Facilities
Amy Gibbar, MA
Vice President of Integrated Care (Southern Region)
Director of Management Information Systems
Dietra D. Kulicke, CHCEF
Vice President of Integrated Care (Central Region)
Director of Marketing and Communications
Orville Mercer, MSW
Vice President of Strategy and Innovation (Southern Region)
Molly Robey, Ph.D.
Director of Employee Experience
Jim Wallis, MAPC
Director of Business Development