Phelps Hospital in Sleepy Hollow, N.Y., part of Northwell Health, has named Amy Matthews, MSN, RN, its new chief nursing officer, according to a July 22 news release sent to Becker's. 

Grand Rapids, Mich.-based Spectrum Health has named Therese Alt, MSN, RN, chief nursing officer of its United and Kelsey Hospitals in Greenville and Lakeview, Mich. 

The CEO of UnityPoint Health-Sioux City (Iowa) is no longer with the hospital, effective immediately, The Sioux City Journal reported July 21. 

Birmingham, Ala.-based Brookwood Baptist Health has named Jackie Martinek, BSN, group chief nursing officer, a role she previously held for 13 years, the health system said July 21.

Daniel Morash has been named Boston-based Brigham and Women's Hospital's new CFO and senior vice president of finance.

Hiram Jacob was named COO of HCA Florida Citrus Hospital in Inverness. 

Vladimir Radivojevic was selected as president and CEO of AdventHealth GlenOaks in Glendale Heights, Ill. 

Walnut Creek, Calif.-based John Muir Health named Mike Thomas president and CEO, according to a July 20 press release.

Keerthy Krishnamani, MD, has been named Rome, Ga.-based Atrium Health Floyd's new vice president, associate chief medical officer and executive medical director for primary care.

Cleveland-based University Hospitals appointed Lavonne Pulliam as its new chief compliance officer, effective June 30. 

Nearly a dozen hospital and health system CEOs have left their positions or announced plans to do so since June 1.  

Ascension Sacred Heart Emerald Coast hospital in Miramar Beach, Fla., has named Bryan Walrath president, The Destin Log reported July 19. 

Saratoga Springs N.Y.-based Saratoga Hospital named Jill Johnson VanKuren as the new president and CEO. According to a July 19 report from Times Union, Ms. VanKuren will start on Sept. 19.  

Edward Clayton, former president and CEO of Rolla, Mo.-based Phelps Health, has been announced as Columbia, Mo.-based Boone Health's new CFO.

Mullica Hill, N.J.-based Inspira Health named Tony Reed, MD, its new senior vice president and chief quality and safety officer July 18.

Buffalo, N.Y.-based Kaleida Health announced July 15 that Beth Hughes would become the new president of its Buffalo General Medical Center/Gates Vascular Institute. 

The following hospital and health system CEO moves have been reported since July 12:

The University of Chicago has appointed Mark Anderson, MD, PhD, as executive vice president for medical affairs and dean of the Division of Biological Sciences and the Pritzker School of Medicine, effective Oct. 1. This move comes after Kenneth Polonsky, MD, stepped down from the position last September.

Sister Joan Reichelt, RN, the executive vice president of culture at Avera Health in Sioux Falls, S.D., has retired after 20 years in the position and a lifetime dedicated to healthcare, Sioux Falls Business reported July 18.

The University of Texas Health Athens named Buddy Daniels CEO effective Aug. 1, according to a July 18 report from the Athens Daily Review.