C. Frederick Geilfuss II



C. Frederick Geilfuss II is a partner and health care lawyer with Foley & Lardner LLP. Mr. Geilfuss counsels health systems, hospitals, medical clinics, rehabilitation agencies, nursing homes, and other health care providers on general operational concerns, regulatory and business matters. He has many years of experience in health care acquisitions, integrated delivery service issues, managed care contracting, defense of providers against government enforcement actions, finance, real estate, administrative and medical staff issues, physician recruitment, fraud and abuse matters, and other health law issues. He is a member of the firm’s Health Care Industry Team. Mr. Geilfuss is co-chair of the Health Care Industry Team Business and Transactions Work Group.

Before joining the firm, Mr. Geilfuss served as a law clerk to the Hon. Harlington Wood, Jr., Circuit Judge, on the United States Court of Appeals, Seventh Circuit. Upon completing the clerkship, he became an attorney on the Civil Division Appellate Staff at the United States Department of Justice, representing the United States Department of Health and Human Services in matters involving Medicare and Medicaid, as well as other federal agencies.


Mr. Geilfuss has been recognized as one of the nation’s outstanding health care transaction lawyers by Nightingale’s Health Care News. He also has received a Lilly Award for his service on behalf of the mentally ill. Mr. Geilfuss has been recognized for inclusion in The Best Lawyers in America© in the area of health care law. He holds a peer review rating at AV® Preeminent™, the highest performance rating in Martindale-Hubbell’s peer review rating system.


Mr. Geilfuss graduated from the University of Wisconsin Law School (J.D., cum laude), where he was elected to the Order of the Coif and was an editor of the University of Wisconsin Law Review. He also is a graduate of the University of Wisconsin School of Economics (M.A.), and Williams College (B.A., cum laude).

Professional Memberships

Mr. Geilfuss’ professional memberships include the Health Law Section of the State Bar of Wisconsin, the Health Law Section of the American Bar Association, and the American Health Lawyers Association. 

Affiliations and Community Engagement

He serves on the boards of directors of several civic, charitable and health organizations, including the University School of Milwaukee Endowment, Mequon Nature Preserve, Grand Avenue Club, Inc. (formerly president), Curative Foundation, Inc. (currently serving as president), Versiti, Inc., and the Gardner Foundation.


Mr. Geilfuss is admitted to the Wisconsin Bar and also is admitted to practice before the United States Court of Appeals for the Seventh Circuit and the United States Supreme Court.

Selected Publications

Mr. Geilfuss has written extensively on health care topics. Most recently he co-authored “Alternative Payment Models Pose Big Opportunity,” CFO (May 25, 2017).