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David KoontzDavid Koontz, MBA, MPH
Senior Vice President - St. Luke's Health System

David S. Koontz, is a senior vice president of the System.  Mr. Koontz brings more than 25 years of healthcare management experience to the System. Mr. Koontz has executive oversight of strategic planning, business development, new ventures, St. Luke's Sugar Land Hospital, St. Luke's Hospital at The Vintage, physician employment, medical staff development, government relations and real estate management.   Prior to joining the System in 2007, Mr. Koontz served as vice president of Nashville-based Vanguard Health Systems in Phoenix, Arizona, for three years, where he helped grow physician practices and improve managed care contracts for the health systems’ six hospitals.   A graduate of Wake Forest University, Mr. Koontz earned his Master of Business Administration from the A.B. Freeman School of Business at Tulane University in New Orleans, and earned his Master of Public Health in health systems management at the Tulane School of Public Health and Tropical Medicine. He is a Certified Healthcare Executive and Certified Management Accountant.

Debbie SukinDebra F. Sukin, MHA
Group Vice President – St. Luke's Health System; Chief Executive Officer – St. Luke's The Woodlands Hospital

Debra Sukin is chief executive officer, St. Luke's The Woodlands Hospital, and group vice president, St. Luke’s Health System.

A Houston native, Ms. Sukin earned a bachelor degree, with honors, in health care administration from Virginia's Mary Baldwin College and a Master of Health Administration from Washington University School of Medicine in St. Louis, Missouri. She was accepted as a fellow, and later served as manager of Corporate and International Programs, at Duke University Hospital and Health Network.

In 1998, she returned to Houston to join The Methodist Hospital as director of Heart Center Development and Transplant Services. A year later, she was named vice president of Operations and added governance responsibility for The Methodist DeBakey Heart Center Board. She was also responsible for radiology, pharmacy, bed control and international services.

Ms. Sukin is an active member of the American College of Healthcare Executives, the American Heart Association and the Houston Junior League. She is currently a member of the Mary Baldwin College Alumnae Board and has served on the Washington University Health Administration Board.

Bill SimmonsBill Simmons
Chief Executive Officer - St. Luke's Patients Medical Center

Bill Simmons is the chief executive officer of St. Luke’s Patients Medical Center. With over 30 years in the healthcare field, he has served in positions at nine Texas hospitals ranging from assistant controller to CEO. His CEO roles have included positions at San Jacinto Methodist Hospital for over 14 years as well as Select Specialty Hospital and North Cypress Medical Center. In addition, he held positions of chief financial officer and chief operating officer at four area hospitals as well as director of operations for Triumph Healthcare.

Mr. Simmons received a bachelor of business administration in accounting from Southwest Texas State University. His broad operational background in hospitals and physician relations make him well suited for his role of CEO at St. Luke’s Patients Medical Center. He is also active in the community, serving as a member of several boards, including the Baytown and Pasadena Chambers of Commerce, Baytown Rotary, United Way, and YMCA as well as chairing two Goose Creek Independent School District bond elections.