Alejandro Romero is the new chief operating officer at El Paso, Texas-based Del Sol Medical Center. 

Minneapolis-based Allina Health has named Michael Johnston president of Mercy Hospital — which includes Mercy Hospital in Coon Rapids, Minn., and Mercy Hospital-Unity Campus in Fridley, Minn. — effective Nov. 20. 

Richard Lehmuth was named senior vice president and chief strategy officer of Ann & Robert H. Lurie Children's Hospital of Chicago.

As artificial intelligence in healthcare expands, organizations have been establishing a dedicated leadership position for its oversight.

Steen Trawick, MD, will step down from his role as CEO and chief medical officer of Christus Shreveport-Bossier Health System on Dec. 1, the health system confirmed to Becker's. 

The health system C-suite continues to evolve as organizations navigate today's changing healthcare environment and focus on key areas to ensure long-term success. This evolution has involved adding new roles to executive teams, as well as eliminating or opting not to fill a certain position. Some organizations have also combined roles. 

Three executives are joining the management team of Duly Health and Care, the Downers Grove, Ill.-based medical group with more than 1,000 physicians in the Chicago area.

UChicago Medicine has named Sarosh Rana, MD, to serve as its first chief obstetrical transformation officer. 

Brooksville-based HCA Florida Oak Hill Hospital has named Samuel Boadi COO. 

Brentwood, Tenn.-based Lifepoint Health has named Marcie Peirick vice president of revenue cycle for physician services, according to her LinkedIn page. 

Mark Tamburri was named executive vice president and chief legal officer of Pittsburgh-based UPMC.

Elizabeth Wako, MD, is now the permanent president and CEO of Seattle-based Swedish Health Services after fulfilling the role in an interim capacity since May. 

Oakland, Calif.-based Kaiser Permanente has made multiple changes to its regional executive ranks as of late. 

Chicago-based CommonSpirit Health, a system of 140 hospitals and more than 1,000 care sites in 21 states, has announced several executive appointments this fall.

Houston Methodist has named Shawn Tittle, MD, its first system chief quality officer, effective in January. 

Mount Sinai Phillips School of Nursing has appointed Kimberly Glassman, PhD, RN, as the new dean, effective Dec. 29. She was also named vice president for nursing academic affairs at New York City-based Mount Sinai Health System. 

Chicago-based CommonSpirit Health is looking to add a new executive to its team. 

Neenah, Wis.-based ThedaCare has named Kori Krueger, MD, as senior vice president and president of its physician group, beginning Dec. 30.  

Christus Southeast Texas Health System in Beaumont has appointed Kevin Parsley chief operating officer.  

Chicago-based Rush University System for Health has appointed Matt Walsh executive vice president and COO, beginning in January.