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Executive vice president and chief operating officer joined Geisinger in 1976


DANVILLE, PA -- Geisinger Health System Executive Vice President and Chief Operating Officer Frank J. Trembulak announced today his intention to retire in August.

“Frank is a well-respected and accomplished leader who has played a major role in Geisinger’s growth and accomplishments over the past 40 years and serves as a trusted advisor and colleague,” said Geisinger President and Chief Executive Officer David T. Feinberg, M.D., MBA. “We owe him a huge debt of gratitude for all that he does for Geisinger, healthcare and the community.”

Trembulak serves as executive vice president of the Geisinger Foundation, senior vice president and treasurer of the various Geisinger entities, and has served as a member of the Geisinger Health Plan, Geisinger Indemnity Insurance Company and Geisinger Quality Options Boards of Directors since 1985. He came to Geisinger in 1976 as manager of internal audit, and progressed through various leadership positions, including direct administrative responsibility for many of Geisinger’s affiliates.

“Geisinger has grown considerably over the past 40 years and has developed innovative approaches to many of the challenges facing healthcare,” said Trembulak. “I am thankful to have been associated with Geisinger for a substantial portion of its history of enhancing healthcare for the people and communities we serve.”

His professional memberships have included the Hospital and Health System Association of Pennsylvania (HAP), the Pennsylvania Healthcare Quality Alliance (PHCQA), Susquehanna University Partners (Sigmund Weis School of Business), the Pennsylvania Chamber of Business and Industry (PCB&I), and the Healthcare Financial Management Association. He is the past chairman of the PCB&I and a member of various board committees; a prior member and chairman of PHCQA; a board vice chairman and chairman of the Property and Finance Committee of Susquehanna University; past chairman of the Certification Commission for Healthcare Information Technology board of trustees; past chairman of the HAP board of directors; and past director of the National Alliance for Health Information Technology. Active in a number of community and civic organizations, he was also a director of the Maria Joseph Manor CCRC in Danville for many years. 


About Geisinger
Geisinger is an integrated health services organization widely recognized for its innovative use of the electronic health record and the development of innovative care delivery models such as ProvenHealth Navigator®, ProvenCare® and ProvenExperience®. As one of the nation’s largest health service organizations, Geisinger serves more than 3 million residents throughout 45 counties in central, south-central and northeast Pennsylvania, and also in southern New Jersey at AtlantiCare, a Malcolm Baldrige National Quality Award recipient. In 2017, the Geisinger Commonwealth School of Medicine and Geisinger Jersey Shore Hospital became the newest members of the Geisinger Family. The physician-led system is comprised of approximately 30,000 employees, including nearly 1,600 employed physicians, 13 hospital campuses, two research centers, and a 583,000-member health plan, all of which leverage an estimated $12.7 billion positive impact on the Pennsylvania and New Jersey economies. Geisinger has repeatedly garnered national accolades for integration, quality and service. In addition to fulfilling its patient care mission, Geisinger has a long-standing commitment to medical education, research and community service. For more information, visit, or connect with us on Facebook, Instagram, LinkedIn and Twitter.