Executive Leadership Team

Chief Executive Officer
David T. Vandewater

David T. Vandewater is a distinguished healthcare executive with more than 35 years of healthcare leadership experience. He has focused his career on building value by meeting the needs of healthcare consumers.

Mr. Vandewater began his executive leadership career in healthcare as CEO of Vista Hills Medical Center in El Paso, Texas. In the years since, he has spent time in significant leadership roles while growing some of the healthcare industry’s largest and most successful companies, including Republic Health Corp., USP International, HCA Healthcare and Ardent Health. He spent two decades as President and CEO of Ardent, previously known as Behavioral Healthcare Corp., where he grew revenues from $300 million to $4.4 billion.

Mr. Vandewater is a past chairman of the Federation of American Hospitals (FAH), has served in prominent service roles with the American Hospital Association (AHA), and is a past board member of the Boys and Girls Clubs of Middle Tennessee. He has been recognized by Modern Healthcare as one of the 100 Most Influential People in Healthcare.

A native of El Dorado, Arkansas, Mr. Vandewater holds a Bachelor of Science degree from Henderson State University and a master’s degree in healthcare administration from the University of Houston Clear Lake.

Chief Operating Officer
Dwight Lacy

Dwight Lacy is Chief Operating Officer for Summit BHC. Dwight joins Summit most recently from Acadia Healthcare where he was a Group President overseeing the operations of 40 facilities, primarily in the western & southwestern United States as well as Missouri, North Dakota, Tennessee & Wisconsin. Prior to that, Dwight was a Regional Vice President with Universal Health Services (UHS). Mr. Lacy has 20 years of executive level leadership responsibilities in both for-profit and non-profit settings that includes senior executive level leadership, hospital management, finance and accounting management and oversight of human resources management along with consultation services.

Chief Legal Officer
Paul Gilbert

Paul Gilbert, Summit BHC’s Chief Legal Officer, oversees legal and compliance matters, bringing extensive experience to the organization. Previously, he held executive roles including Executive Vice President, Chief Legal Officer, and Secretary for Rite Aid, partner at Epstein Becker & Green law firm and Executive Vice President, Chief Legal Officer, and Corporate Governance Officer at LifePoint.  Gilbert holds degrees from Vanderbilt University School of Law and Wake Forest University and is a Nashville Health Care Council Fellow.

Chief Financial Officer
Crissy Carlisle

Crissy Carlisle serves as Chief Financial Officer for Summit BHC, bringing extensive leadership experience in financial operations, accounting, and investor relations. Prior to joining Summit, Crissy was the CFO of Enhabit Home Health & Hospice, where she led accounting and financial teams, overseeing month-end close processes, SEC reporting, treasury, risk and insurance, taxes, and internal audit. Before that, she spent 16 years at Encompass Health Corporation as Chief Investor Relations Officer and Vice President of Financial Reporting. She began her career at PricewaterhouseCoopers LLP spending seven years in their audit practice and three years in their corporate recovery practice. Crissy is a Certified Public Accountant and holds an accounting degree from the University of Alabama and a Master of Business Administration from Duke University. Her expertise in financial management and strategic leadership supports Summit’s continued growth and operational excellence.

Chief Human Resources Officer
Kim Brady

Kim Brady is the Chief Human Resources Officer of Summit BHC. Ms. Brady has more than 23 years of behavioral healthcare experience and was previously Senior Vice President of Human Resources for Summit. Prior to joining Summit, Ms. Brady was the Chief Human Resources Officer for Acadia Healthcare where she oversaw the human resources and payroll functions. She was with Psychiatric Solutions prior to joining Acadia in 2011.