Cathy Edmisten, RN, has been tapped for CEO of HCA Florida South Shore Hospital in Sun City Center. 

Boston-based Mass General Brigham has made three leadership changes within its enterprise, the health system shared with Becker's. 

Indianapolis-based Riley Children's Health appointed several executives to its leadership team, according to a Jan. 19 news release shared with Becker's.

Daniel Cancelmi, executive vice president and CFO of Dallas-based Tenet Healthcare, will retire at the end of 2023, according to a Jan. 19 news release. 

Dallas-based Tenet Healthcare said several leadership changes are coming in 2023, including the retirement of its CFO and the president of United Surgical Partners International at the end of the year.  

San Francisco-based Dignity Health has named Dr. Nat'e Guyton, MSN, RN, the new COO of its California Hospital Medical Center in Los Angeles. 

Companies announced 1,235 CEO exits in 2022, with 103 occurring in hospitals and health systems, a noteworthy low for the sector. 

Avera Creighton (Neb.) Hospital has promoted its interim CEO, Theresa Guenther, to the permanent post. 

Newburyport, Mass.-based Anna Jaques Hospital has named Sean Ahern its new COO, The Daily News reported Jan. 18. 

The National Heart, Lung and Blood Institute named Julie Panepinto, MD, a pediatric hematologist, the director of the division of blood diseases and resources.

Joe Camillus has been selected as COO of Boston Medical Center, a 514-bed safety-net hospital, according to a Jan. 18 news release shared with Becker's.

Rockledge (Fla.) Regional Medical Center has named Thomas Bowden its new president. 

Stan Holm is no longer president and CEO of Olathe (Kan.) Health now that the health system has become part of the University of Kansas Health System, according to a system statement shared with Becker's. 

North Kansas City (Mo.) Hospital and its physician network subsidiary, Meritas Health, have named Steven Starr, MD, interim chief medical officer. 

Christy Maraone was named vice president of marketing and corporate affairs of Houston-based HCA Healthcare Gulf Coast Division.

April Kranz, MSN, was named chief nursing officer of Conway (Ark.) Regional Health System, Arkansas Money & Politics reported Jan. 17.

Lori Boisjoli has been named senior vice president and CIO of Burlington-based University of Vermont Health Network.

Chief Nursing Officer Daniel Wright, BSN, RN, turned in his resignation after only nine months at Framingham, Mass.-based MetroWest Medical Center, Framingham Source reported Jan. 13.

Claremont, N.H.-based Valley Regional Hospital has named Steve Gordon interim CEO. He exited retirement to take the job, Valley News reported Jan. 13. 

The following marketing executive moves have been reported by Becker's Hospital Review since Jan. 9: