UPMC announced a series of leadership changes that will further enhance its clinical operations, innovation, research and overall excellence, according to the company.

Leslie Davis is appointed executive vice president of UPMC and president of Health Services Division.

Davis leads the 40-hospital, $10 billion Health Services Division of UPMC, which has operations across Pennsylvania as well as in Maryland and New York.

Davis will continue to position UPMC as a national health care innovator and direct the organization’s efforts to improve the patient experience, provide superb patient care and enhance employee and physician engagement, according to the company.

Davis is a member of the UPMC executive staff and will report to Jeffrey Romoff, UPMC president and CEO.

Dr. Derek Angus is appointed executive vice president, UPMC and chief innovation officer.

Angus will lead the expanded use of the REMAP adaptive platforms trial model to further advance UPMC’s position as an international innovator in the translation of medical research into clinical practice.

Angus also will oversee the data analytics that derive and create cutting-edge clinical outcomes at UPMC. Angus will be a member of the UPMC executive staff and report to Romoff.

Dr. Tim Billiar is appointed executive vice president, UPMC and chief scientific officer.

Billiar will focus on clinical and research related advancements at UPMC, UPMC Enterprises and the Immune Transplant and Therapy Center. He will work collaboratively with Jeanne Cunicelli, executive vice president of UPMC and president of UPMC Enterprises.

Billiar will serve as the primary liaison to the University of Pittsburgh and the senior vice chancellor for health sciences. Billiar will be a member of the UPMC executive staff and report to Romoff.

Dr. Joon Lee is appointed senior vice president of UPMC and president of UPMC Physician Services, UPMC Health Services Division.

Lee will be responsible for the University of Pittsburgh Physicians and Community Medicine and its employed physicians and staff. His scope will include physician services, quality of care, patient experience, patient access and financial oversight of physician services.

Lee also will be responsible for physician informatics, pharmacy service line and the Health Services Division relationship to MyUPMC and the UPMC Call Center.

Lee will work closely with UPMC’s chief quality officer on U.S. News & World Report rankings, Centers of Excellence and other important quality measures that are affected by the care provided by our employed physicians, UPMC noted. Lee will report to Davis.

Dr. Donald Yealy is appointed senior vice president, UPMC and chief medical officer, UPMC Health Services.

Yealy will be responsible for working with the president, Health Services Division to support the hospitals’ vice presidents of medical affairs as well as the growing medical staffs of UPMC’s hospitals across Pennsylvania, Maryland and New York.

Yealy will supervise the advance practice providers and oversee physician wellness initiatives.

Yealy also will assist in the growth of specialty centers while integrating medical services throughout UPMC’s network and ambulatory sites. He will represent UPMC in various educational and public forums. Yealy will report to Davis.