July 09, 2020

Mountainside Medical Center Announces Interim Chief Executive Officer

Tim O'Brien, Interim CEO

MONTCLAIR, New Jersey (July 9, 2020) – An interim chief executive officer (CEO) has been named for Hackensack Meridian Mountainside Medical Center while a search is underway to replace John Fromhold, who recently announced his retirement. Tim O’Brien, Mountainside chief operating officer (COO), will serve as interim CEO beginning July 9.

O’Brien has served as Mountainside’s COO since 2017 and leads the COVID-19 preparedness operations at the hospital. During his tenure, he led program development efforts in neurosciences with the addition of advanced neuroendovascular services.  He has implemented significant operational improvements to enhance quality and service to patients, and served as the executive lead for the successful implementation of the Epic electronic health records system.

“Tim has a deep knowledge of Mountainside operations and a collaborative style that will make the leadership transition seamless,” said Matt Maxfield, president of Ardent Health’s Americas division. “Under Tim’s stewardship, we can conduct a thorough nationwide search for a permanent CEO.” 

O’Brien previously served as COO at North Suburban Medical Center in Thornton, Colorado and was the interim COO and assistant administrator at Westside Regional Medical Center in Plantation, Florida. He started his career as a strategic and operational business consultant for hospitals and other healthcare organizations. 

A fellow of the American College of Healthcare Executives, O’Brien earned a master of business administration from the Vanderbilt University Owen Graduate School of Management in Nashville, Tennessee and a bachelor of science in public health, health policy and administration from the University of North Carolina in Chapel Hill.

About Mountainside Medical Center

Mountainside Medical Center has been serving Montclair and its surrounding New Jersey communities since 1891. The hospital provides patients immediate access to innovative and effective treatment alternatives at specialized centers within the hospital that focus on imaging, women’s health, cancer care, surgery, obesity, stroke and chronic kidney disease. Mountainside Medical Center is designated as a Primary Stroke Center by the NJ State Department of Health and Senior Services and is one of only a few community hospitals licensed by the State to perform emergency cardiac angioplasty. To learn more about Mountainside Medical Center visit www.mountainsidehosp.com.

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