Chesterfield, Mo.-based St. Luke's has named Tammy Lett, RN, senior vice president of its physician network.

Charlotte, N.C.-based Advocate Health has named Kevan Mabbutt as its new chief marketing, communications and consumer experience officer.

Pam Galley, RN, was appointed senior vice president and area manager of the Kaiser Permanente Diablo Service Area.

Greensboro, N.C.-based Cone Health has named Suresh Krishnan as its new vice president and chief technology officer. 

Lancaster, Ohio-based Fairfield Medical Center has named Julie Grow as its new CFO, according to a Sept. 27 Lancaster Eagle Gazette report.

Chicago-based Northwestern Medicine has tapped Dinee Simpson, MD, as its first chief health equity executive. 

Michael Murray, MD, has been named system chief of the division of genomic medicine and clinical director of the Institute for Genomic Health at New York City-based Mount Sinai. 

After 13 years of leadership, Cynthia Sparer will step down as executive vice president of ambulatory services at Yale New Haven (Conn.) Health at the end of 2023.

Jennifer Havens, RN, has been named market president at UnityPoint Health-Dubuque (Iowa), part of West Des Moines, Iowa-based UnityPoint Health.

The Bellevue (Ohio) Hospital has tapped David A. Cook as CFO and vice president of finance. 

Brent Burish was named interim CEO of HCA Florida St. Petersburg Hospital, part of Nashville, Tenn.-based HCA Healthcare.

Ascension is a St. Louis-based nonprofit and Catholic health system that operates more than 2,600 care sites,  including 139 hospitals in 19 states. Eduardo Conrado serves as president of Ascension, and Joseph Impicciche is CEO.

Radnor, Pa.-based Main Line Health named Leigh Ehrlich as its next executive vice president and CFO, replacing Mike Buongiorno, who is retiring from the position at the end of 2023 after 25 years. 

Eddie Bratko was appointed president of Tacoma General and Allenmore hospitals, part of Tacoma, Wash.-based MultiCare Health System.

A former financial leader for Fountain Valley, Calif.-based MemorialCare has been named CFO of MCNC, a North Carolina technology nonprofit organization.

Karen Murphy, PhD, chief innovation and digital transformation of Danville, Pa.-based Geisinger, said she will be stepping down from her role to take on a part time position as senior adviser to the health system's CEO Jaewon Ryu, MD. 

The board of Palm Springs, Calif.-based Desert Healthcare District & Foundation announced CEO Conrado Bárzaga, MD, left his role Sept. 25 and appointed Chris Christensen, chief administration officer, as interim CEO.

Steve Lawler will retire as president and CEO of the North Carolina Healthcare Association.

Sutter Roseville (Calif.) Medical Center has named two new executives, Roseville Today reported Sept. 25. 

Joseph Theine is the new CEO of Southwest Health System in Cortez, Colo.