Scott Davis

Chief executive officer

Scott Davis, FACHE joined HCA Houston Healthcare Northwest as Chief Executive Officer (CEO) in March 2019. In his role, he will oversee the management and operations of the hospital ensuring both service line and overall strategic goals align with the development of the organization's vision and strategic plan.

Davis joined HCA Healthcare in 2003. He has served as CEO at Methodist Texsan Hospital and Methodist Ambulatory Surgical Hospital in San Antonio, Texas; Chief Operating Officer (COO) at Ogden Regional Medical Center in Ogden, Utah; and COO and Chief Financial Officer (CFO) at West Valley Medical Center in Idaho.

Davis earned a bachelor of science degree in accounting and finance, as well as a master's degree in accounting and information systems from Weber State University. He currently serves as treasurer on the Houston Northwest Chamber of Commerce board of directors.

Ahmad Maarouf

Chief medical officer

Ahmad Maarouf, MD, was appointed as Chief Medical Officer at HCA Houston Healthcare Northwest in March 2021. With Dr. Maarouf's leadership, he will focus on ensuring high quality, patient-centered care through clinical and quality initiatives that support the provision of consistent clinical performance and practice standards across the hospital.

Previously, Dr. Maarouf was the medical director of critical care at HCA Houston Northwest. Before coming to HCA Houston Northwest, Dr. Maarouf served in numerous medical directorships, committee chairmanships and staff positions at Beaumont Health - Trenton. He has also held positions as clinical assistant professor at Michigan State University and associate program director for the Internal Medicine Residency Program at Beaumont Health – Trenton. He also served as an advisory board member for LifeGift.

Dr. Maarouf received his medical degree from Damascus University College of Medicine and completed his residency in internal medicine at Western Reserve Care System/Forum Health. He completed a nephrology fellowship and a critical care fellowship at the University of Pittsburgh Medical Center. He holds an MBA from Case Western Reserve University. He is a member of American College of Physicians, the American Society of Nephrology, and the Society of Critical Care Medicine. He is board certified in internal medicine, nephrology and critical care.

Tricia McGusty

Chief operating officer

Tricia McGusty joined HCA Houston Healthcare Northwest as Chief Operating Officer (COO) in 2019. In her role, she is responsible for ensuring consistent department and service line strategy alignment as well as hospital facility initiatives including building maintenance, quality improvements and the overall environment of care.

McGusty joined HCA Healthcare in 2019. In her previous role, she served as the facility's vice president of business development. McGusty served in various roles at HCA Houston Northwest while the facility was owned by Tenet Healthcare.

She earned a bachelor's degree in biology and psychology from Houston Baptist University and MBA in leadership from the University of Houston Downtown. She currently serves as a board member on the D. Bradley McWilliams YMCA at Cypress Creek.

Thomas Holt

Chief financial officer

Thomas Holt, CPA, was appointed as Chief Financial Officer (CFO) at HCA Houston Healthcare Northwest in 2018. With over 25 years of experience, Holt oversees management of all financial departments, allocation of resources and preparation of the annual budget, including accounting and health information.

He joined HCA Healthcare in 1990. In previous roles, he served as CFO at HCA Houston Conroe, as well as CFO at West Houston, Fort Bend and Sugar Land Diagnostic and Surgical Center. He also served as CFO at Northwest Hospital in Corpus Christi, Texas.

Holt earned a bachelor's degree in accounting and an MBA from Bloomsburg University in Pennsylvania. He is a member of the Healthcare Financial Management Association (HFMA) and has served on a variety of community organizations.

Jeff Mills Jr.

Chief nursing officer

Jeffrey Mills Jr., BSN, RN, NEA-BC, joined HCA Houston Healthcare Northwest as Chief Nursing Officer (CNO) in November 2020. In his role, he is responsible for driving, supporting and modeling a culture focused on clinical excellence, employee engagement, quality, patient safety and the overall patient experience.

Joining HCA Healthcare in 2013, Mills has over 17 years of nursing experience and has served in various roles at HCA Gulf Coast Division including Assistant Chief Nursing Officer (ACNO) at HCA Houston Northwest, vice president of clinical informatics for HCA Gulf Coast and as pediatric and trauma director at The Woman's Hospital of Texas Pediatric Center.

Mills earned a Bachelor of Science in nursing from Texas A&M University-Corpus Christi and a master's degree in business administration from Houston Baptist University. He is a graduate of the HCA Leadership Institute Advanced Leadership Program. Mills has served in numerous leadership roles and currently serves as a member of the American Nurses Association, American Nurse's Informatics Association, Texas Nurse's Association, Texas Organization of Nurse Executives and Houston Organization of Nurse Leaders.