D. Mark Nix
President & Chief Executive Officer
Mark Nix leads Infirmary Health in serving the health care needs of 11 counties and more than 600,000 residents along the Gulf Coast of Alabama and Mississippi. As president and chief executive officer for Mobile’s largest private employer and the largest nongovernmental, not-for-profit health care system in Alabama, Nix embraces the history of the 100-year-old institution while seeking the most advanced technology and innovative services.

Nix joined Infirmary Health in 1987. Before assuming his current role in 2009, he also served as president and chief operating officer of the system, executive vice president and chief financial officer, vice president of real estate, and vice president of Infirmary Medical Clinics.

A native of Russellville, Ala., Nix graduated from the University of Alabama with a degree in accounting.

Nix has served as a Director on many organizational Boards throughout his career Including the Mobile Chamber of Commerce, Leadership Mobile, Westminster Village, Mobile Works, Celebrities for Children, United Way, Mobile Area Water System and Boy Scouts of Greater Mobile. Today he actively serves on the Boards of Mobile Arts and Sports Association, Regions Bank-South Alabama, UMS-Wright Preparatory School, Leadership Alabama (chairman), VHA- Southeast, Mobile Infirmary and Infirmary Health System.