Orthopedic Surgery, Board Certified Foot & Ankle Fellowship
Dr. Den Hartog completed his medical degree at the University of Iowa College of Medicine, completed his residency in Orthopedic Surgery at the University of Kansas School of Medicine, and completed his fellowship training in Foot and Ankle Surgery at the Medical College of Wisconsin. Dr. Den Hartog is a Diplomat of the American Board of Orthopedic Surgery, a Fellow of the American Academy of Orthopedic Surgeons, a Fellow of the American Orthopedic Foot and Ankle Society and an officer on the board of American Orthopedic Foot and Ankle Society (AOFAS).
Dr. Den Hartog has over 30 patents for the design and development of orthopedic implants used around the world, and he has authored more than 25 peer-reviewed scientific papers; all with the goal of improving the quality of surgeries and outcomes for patients with complex lower extremity injuries and conditions.
His profound interest in teaching led him to develop a surgeon education website called footinnovate.com that has grown to over 5,ooo surgeons worldwide. He also has been a reviewer for Foot and Ankle International since 2004 and has been a featured speaker internationally spanning five continents.
Dr. Den Hartog and his wife Nancy, have three sons and four grandchildren.
Board Certified, American Board of Orthopaedic Surgery
Fellowship in Foot & Ankle Surgery at the Medical College of Wisconsin
Orthopedic Surgery at the University of Kansas School of Medicine
University of Iowa College of Medicine
American Foot and Ankle Society (AOFAS)
American Academy of Orthopaedic Surgeons (AAOS)(2008 – 2012)
Foot and Ankle International Publication
Top Doctor: Voted a Top Orthopedic Surgeon by his peers in Mpls.St.Paul Magazine (2023)
Officer on the Board of American Orthopedic Foot and Ankle Society (AOFAS)
Treasurer of the American Orthopaedic Foot & Ankle Society (AOFAS)(2018)
President of the Orthopaedic Foot and Ankle Foundation (AOFAS) Foundation (2015 – 2018)
AAOS Board of Specialists (2006 – 2013)
AOFAS Board (2006 – 2013)
Northwestern College, Board of Trustees, (1999 – 2007); (2009 – Present)
Vice Chair Northwestern College (2013 – Present)
Mission to Haiti Board of Directors (2009 – Present)
OrthoHelix Surgical Designs, Inc. Board Observer (2008 – 2012)
Zimmer-American Orthopaedic Association Residents’ Travel Award (June 12 – 15, 1989)
The Mid-Central States Orthopaedic Society Henry O. Marsh, M.D. Award for the Outstanding Resident Research Paper (June 1 – 4, 1988)
Primary Health Clinics in rural Haiti, January 1983, 1984
Internal Medicine and General Surgery, Beracah Medical Center in LaPointe, Haiti, February – March 1985
Orthopaedics Overseas – Venezuela, October 1997, March 1999
Haiti, January 2009, 2010; April 2010; January 2011, 2012, 2013, 2015
American Orthopaedic Foot and Ankle Pilot Outreach, Adventist Hospital, Carrefour, Haiti, July 3 – 14, 2011
Team Physician: Tartan High School (2018 – 2019)
Kristine Freiling, PA-C
Certified Physician Assistant