Daniel Mass, MD

Professor of Orthopaedic Surgery

Daniel Mass

Dr. Daniel Mass is a highly regarded expert in orthopaedic surgery of the hand and upper extremities. He has a special interest in the research and treatment of flexor tendon injuries (injuries to the muscles that allow the fingers to bend and flex), and he also studies the mechanics of the hand, wrist, and elbow.


A popular speaker, Dr. Mass has given numerous presentations on hand surgery to medical audiences around the world. In addition, he has written book chapters on flexor tendon injuries and hand and wrist surgery. He has contributed to many peer-reviewed articles on these and other orthopaedic topics.


Year Started Practice



Board Certifications

Orthopaedic Surgery 

Hand Surgery


Medical School

The University of Chicago Pritzker School of Medicine



University of North Carolina Hospital



The University of Chicago Medicine



San Francisco and Bern, Switzerland



American Academy of Orthopaedic Surgery 

American Orthopaedic Association 

American Society for Surgery of the Hand 

AO Fellowship Society 

Chicago Society for Surgery of the Hand 

Illinois Orthopaedic Society 

International Federation of Societies of Surgery of the Hand 

Orthopaedic Research Society


Language Spoken