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Michael Kiener

Michael Kiener Lawyer Zimmer and Rens


  • Marquette University Law School

  • Concordia University Wisconsin
    Graduate Certificate in Bioethics

Michael Kiener is an associate attorney at Zimmer & Rens LLC where he works in civil
litigation, health law and privacy law. Michael has represented individuals and patients on health
care privacy rights and medical confidentiality, and he has defended health care providers in
contract disputes. Michael currently serves on the ethics committees for Ascension Columbia St. Mary's Hospital Milwaukee and Ascension - Fox Valley North, where he provides ethical insight to health care providers during ethics meetings. He has extensive knowledge on the intersection of law and medical

Michael Kiener received his B.A. from Concordia University Wisconsin in Philosophy
and Bioethics (individualized major). He also received a Graduate Certificate in Bioethics from
CUW. Michael worked as a graduate assistant at CUW teaching and grading assignments for
Philosophy 101.

Michael Kiener received his J.D. from Marquette University Law School in 2022. While
in law school, he served as a graduate assistant to Professor Melissa Love-Koenig researching
rhetoric in modern philosophers and its application to legal writing. In addition, Michael was a
student mediator who conducted mediations for Small Claims Court in Milwaukee. He also
interned at the Medical College of Wisconsin’s Office of Risk Management. He also competed
in intramural and regional negotiation competitions.

Prior to joining Zimmer & Rens LLC, Michael worked as a law clerk for End, Hierseman
& Crain, LLC, a highly respected plaintiff’s medical malpractice and personal injury law firm,
where he worked on cases involving birth injury, retained surgical objects, failure to diagnose,
and medical negligence.

In his free time, Michael serves the community of Port Washington as a volunteer rescue
diver through the Port Washington Fire Department, and he enjoys spending time with his
family, growing super-hot peppers, watching football, and being outdoors.


  • State Bar of Wisconsin – Health Law Section

  • Wisconsin Society for Healthcare Risk Management

  • American Society for Bioethics and Humanities (not legal)


  • State of Wisconsin

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