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
Kevin Garner, MD
Medical Director, Chestnut Family Health Center - Southern Region
Jared Rogers, M.D.
Medical Director, Chestnut Family Health Center - Central Region
Darrell Rust, DO
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
Molly Robey, Ph.D.
Diversity, Equity and Inclusion Officer
Director of Human Resource
Jim Wallis, MAPC
Missouri Director of Business Development