Select Medical Appoints New CEO, David Chernow

Select Medical has appointed David Chernow as its new CEO. Chernow is a seasoned executive with experience in the healthcare industry, previously serving as the founder of American Oncology Resources and President & CEO of OnCure Medical Corp. He has also held leadership positions at US Radiology Specialists and Concentra Group Holdings. Under his guidance, Select Medical will continue to operate its critical illness recovery hospitals, rehabilitation hospitals, and outpatient rehabilitation clinics across the US.

Mechanicsburg, Pa., Sept. 2, 2025 /PRNewswire/ -- Select Medical Holdings Corporation (NYSE: SEM) has appointed Thomas P. Mullin as its new chief executive officer, effective immediately. Mullin joins Select Medical from within, having served in various executive leadership roles over the past 17 years. David S. Chernow, who has been the CEO since 2014, has been appointed vice chairman of the board. John A. Saich will serve as the company's sole president, and John F. Duggan has been named executive vice president, general counsel, and secretary.

Mullin's extensive experience at Select Medical includes roles such as executive vice president, president of specialty hospitals, and chief operating officer of specialty hospitals. His latest position was co-president overseeing critical illness recovery and inpatient rehabilitation hospitals. Mullin's appointment reflects the company's commitment to promoting internal talent with a proven track record.

Chernow, who will now serve as vice chairman, has been a key figure at Select Medical since 2002, holding various leadership positions including CEO and president. His appointment as vice chairman underscores the continuity and stability in the company's leadership structure.

Saich, who most recently held the position of co-president, will now serve as the sole president of Select Medical. He will retain oversight of outpatient rehabilitation and shared services operations while taking on expanded responsibilities across the organization. Saich's extensive tenure at Select Medical, spanning 27 years, positions him well to lead the company's strategic growth initiatives.

Duggan, a 25-year veteran of Select Medical, will serve as executive vice president, general counsel, and secretary. His appointment reflects the company's commitment to maintaining a strong legal and compliance framework.

Select Medical's co-founder and executive chairman, Robert A. Ortenzio, commented, "The appointments of these long-time veterans with impeccable track records underscore our commitment to our values, vision, and mission. I could not be more proud to see Select Medical's succession planning process working with the appointment of these next-generation leaders, each with decades of experience at the company."

Select Medical, one of the largest operators of critical illness recovery hospitals, rehabilitation hospitals, and outpatient rehabilitation clinics in the United States, continues to operate 104 critical illness recovery hospitals, 36 rehabilitation hospitals, and 1,919 outpatient rehabilitation clinics across 40 states and the District of Columbia as of June 30, 2025 [1].

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[1] https://www.marketscreener.com/news/select-medical-holdings-corporation-appoints-thomas-p-mullin-as-chief-executive-officer-and-announc-ce7d59dad88cf123