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
Tony Coletta, M.S.
Chief Administrative 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
Jessica Barnes
Director of Quality and Compliance and Legal Affairs Manager
Michael Dennis, Ph.D.
Director of Lighthouse Institute
Randy Dicken, CFM
Director of Facilities
Jim Edmonds
Director of Management Information Systems
Christy Germanis
Interim Director of Marketing and Communications
Amy Gibbar, MA
Vice President of Integrated Care (Southern Region)
Dietra D. Kulicke, CHCEF
Vice President of Integrated Care (Central Region)
Molly Robey, Ph.D.
Diversity, Equity and Inclusion Officer
Lisa Saldana, Ph.D.
Associate Director, Lighthouse Institute
Erin Szegedy
Director of Human Resource
Jim Wallis, MAPC
Missouri Director of Business Development