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Rex Haydon, MD, PhD

Simon and Kalt Families Professor in Orthopaedic Surgery

Associate Director, Molecular Oncology Laboratory

Rex Haydon, MD, PhD, focuses on the comprehensive treatment of malignant and benign tumors in bone or soft tissue. He specializes in the surgical care of bone and soft tissue tumors, including limb-salvage and reconstructive surgery of the upper and lower extremities. Dr. Haydon works with an integrated team of specialists to ensure that patients have access to the most innovative and effective treatment options available.

Also a skilled physician scientist, his research focuses on advancing the treatment of musculoskeletal tumors. Dr. Haydon has a particular interest in the underlying causes of musculoskeletal neoplasms. Author of more than 25 articles and book chapters, he has accepted career development awards from both the Orthopaedic Research and Education Foundation and the National Institutes of Health. Additionally, Dr. Haydon's research has been supported by the Musculoskeletal Tumor Foundation.

Practice Locations

Duchossois Center for Advanced Medicine
5758 S. Maryland Avenue
Chicago, IL 60637

The University of Chicago Medicine
5841 S. Maryland Avenue
Chicago, IL 60637

Year Started Practice


Board Certification

Orthopaedic Surgery

Medical School

The University of Chicago Pritzker School of Medicine

Internship, Residency and Fellowship

The University of Chicago Medicine


American Academy of Orthopaedic Surgeons
Connective Tissue Oncology Society
Musculoskeletal Tumor Society
Orthopaedic Research Society

Languages Spoken


Office Phone

(773) 834-3531 

Office Fax

(773) 702-4384

Office Postal Address

Rex Haydon, MD, PhD
The University of Chicago Medicine
5841 S. Maryland Avenue, MC 3079
Chicago, IL 60637

Physician Photo

Clinical Interests

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Selected Publications

View a partial list of Dr. Haydon's publications through the National Library of Medicine's PubMed online database.