Gregory E. Fosheim - McDermott Will & Emery


Gregory (Greg) E. Fosheim provides counsel on a wide array of corporate, transactional and regulatory compliance matters across the healthcare and life sciences industry. Drawing on his extensive laboratory and public health background, he regularly advises on clinical and diagnostic laboratory matters, anatomic pathology and fertility laboratory compliance. Greg represents hospitals, health systems and physician practice management companies in all aspects of transactional and operational matters, particularly those with regulatory, licensing, accreditation and policy considerations. He has also negotiated several acquisitions and sales of proton therapy centers.

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  • Counseled a health system in navigating a complex, multi-million dollar unwind and settlement arrangement with another health system where it was the sole corporate member.
  • Advised a gastroenterology physician practice management platform in its expansion efforts.
  • Guided several cancer centers in the acquisition and sale of proton therapy equipment.

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  • The Best Lawyers: Ones to Watch in America, Healthcare Law, Chicago, 2021 to 2024
  • Legal 500 US, Rising Star, 2021 to 2022


  • American Health Lawyers Association
  • Illinois Association of Healthcare Attorneys
  • National LGBT Bar Association
  • Lesbian and Gay Bar Association of Chicago
  • Howard Brown Health, Board Member, Vernita Gray Council


Georgia State University College of Law, JD, magna cum laude, Order of the Coif, 2014
Emory University Rollins School of Public Health, MPH, 2003
Luther College, BA, 2001