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Thomas Klootwyk

Orthopedic Specialist in Knee Conditions

As a high school football and basketball student-athlete in Bloomington, Indiana, Dr. Thomas Klootwyk developed an early interest in sports-related injuries and the science involved in the healing and recovery from those injuries. His 25-year career includes international recognition and a place on the ACL Study Group, a selection of 150 knee surgeons worldwide who gather for a one-week discussion about advancements in the treatment of ACL injuries. He specializes in disorders of the knee.

Additionally, Dr. Klootwyk brings the knowledge and experience he has gained as a team physician for high school, college and professional sports – including the Indianapolis Colts – to each patient he sees. He has been married for more than 30 years and has three daughters.

Areas of Focus

Knee Arthroscopy | Knee Ligament Reconstruction: ACL, PCL, MCL Lateral Side | Treatment of Meniscal and Chondral Knee Injuries | Patellofemoral Realignment | Sports Medicine


  • American Board of Orthopedic Surgery
  • Certificate of Added Qualifications, Sports Medicine, 2012

Research & Publications

  • 23+ articles and chapters in national publications
  • 17+ presentations on knee surgery, rehabilitation and ligament reconstruction
  • 70+ national presentations on knee surgery, rehabilitation and ligament reconstruction


  • Indiana University, BA, cum laude
  • Indiana University School of Medicine, MD, magna cum laude
  • Forté Sports Medicine and Orthopedics, Fellowship


  • Alpha Omega Alpha, National Medical Honor Society
  • American Academy of Orthopaedic Surgeons
  • American Orthopaedic Society for Sports Medicine
  • Anterior Cruciate Ligament Society/Study Group
  • The NFL Physicians Society
  • Indiana Orthopaedic Society
  • Indiana Athletic Trainers Association


  • Indiana University Bruce White Scholar and Merit Scholarship Recipient
  • Indiana University Phi Gamma Delta Education Foundation Award
  • Indiana University Phi Beta Kappa
  • Alpha Omega Alpha National Medical Honor Society
I believe in providing focused one-on-one care for each patient. I listen carefully to better understand the patient’s condition – and I am a better doctor for it.
Thomas Klootwyk

patient Success Stories


Knee Patient

After tearing her ACL, Indianapolis Colts cheerleader Hunter feared her lifelong career as a dancer was over. Thanks to the surgical repair of her ACL by Dr. Klootwyk and rehab with Jillian Hacker, a dedicated athletic trainer with the cheerleaders, Hunter is back to doing what she loves — dancing.

Karina Scott

Knee Patient

After tearing her ACL while playing basketball, Karina and her parents feared the worst—an end to her passion for basketball. After surgery performed by Dr. Thomas Klootwyk and physical therapy with Nate Mejeur, Karina is back on the basketball court for her senior year season.

In the News

See all the news

Head Team Physician Thomas Klootwyk Steps Down After More Than Two Decades with the Colts

Jul. 26, 2022
CARMEL, Ind. – After 23 years spent assisting with and directing the medical care of the Indianapolis Colts, the team announces current head team physician Dr. Thomas Klootwyk will be […]
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