Mark Klaassen MD FACS in

Mark Klaassen MD FACS

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Professor at University of Notre Dame
📍 Naples, Florida, United States

Dr. Mark Klaassen is a board-certified orthopedic surgeon specializing in knee, hip, and shoulder joint replacement and arthroscopic surgery. He holds academic positions as a Professor of Practice at the University of Notre Dame and an Adjunct Associate Professor at Indiana University School of Medicine, where he also earned his MD.

Growing up in Colombia as the son of missionaries, he developed a passion for helping others and is fluent in Spanish. This experience fuels his ongoing humanitarian work, including leading medical missions to Guatemala to provide essential orthopedic care to underserved communities.

He was a pioneer in using a patients own platelets to accelerate healing after joint replacement surgery.

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Experience
38 Years
Current Role
Professor
Location
Naples, Florida, United States
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Priorities

Topics Mark cares about

Medical Philanthropy
Leads and fundraises for annual medical missions to Guatemala, providing life-changing orthopedic surgery to those without access to care.
Joint Replacement
His primary clinical specialty as an orthopedic surgeon focuses on hip, knee, and shoulder total joint replacement and reconstruction.
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Career

Work history

1-2015
Professor
University of Notre Dame
1-2007
Adjunct Associate Professor Orthopedic Surgery
IU School of Medicine
4-2003 - 4-2015
Board Member
Elkhart General Hospital
7-1987
Orthopedic Surgeon
OSMC
In the press

Media appearances

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Education
1978 - 1982
MD
Indiana University School of Medicine
1978 - 1982
MD
University of Notre Dame
Social presence
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Behavioral profile

DISC profile (public)

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