Nathan L. Grimm

MD, FAAOS

Dr. Grimm is a native of Idaho and received his undergraduate degree from Boise State University. After graduating, he spent two years conducting orthopedic clinical research before attending medical school at the University of Utah School of Medicine. During medical school, he took a dedicated Research Fellowship at Vanderbilt University, focusing on cartilage research and osteochondritis dissecans (OCD) of the knee.

Following medical school, Dr. Grimm completed his Orthopedic Surgery Residency at Duke University. There he worked with Duke Athletics, continued his clinical research, and deepened his passion for Sports Medicine. He also traveled to France during this time to study advanced shoulder arthroscopy and arthroplasty techniques under Dr. Pascal Boileau.

After finishing his training at Duke, he completed a Pediatric and Adult Sports Medicine Fellowship at the University of Connecticut and Elite Sports Medicine at Connecticut Children’s Hospital. During his fellowship, he served as team physician for the UConn Men’s and Women’s basketball, football, soccer, and ice hockey teams, as well as the Quinnipiac University ice hockey team.

Dr. Grimm has made substantial contributions to orthopedic research, authoring 26 book chapters and more than 60 peer-reviewed research articles. His publications are available on the National Institutes of Health’s PubMed website

A passionate educator, researcher, and surgeon, Dr. Grimm joined the ISMI team in August 2020. His surgical interests include hip arthroscopy, open and arthroscopic surgery of the shoulder and knee in athletes, and shoulder replacement surgery.

Education & Training

  • Undergraduate: Boise State University, Boise, ID
  • Medical School: University of Utah School of Medicine, Salt Lake City, UT
  • Internship & Residency: Duke University, Durham, NC
  • Fellowship: Cartilage Research Fellowship, Vanderbilt University, Nashville, TN
  • Fellowship: Traveling Shoulder Fellowship with Dr. Pascal Boileau, Nice, France
  • Fellowship: Pediatric & Adult Sports Medicine, UConn Sports Medicine & Elite Sports Medicine at Connecticut Children’s Hospital, Farmington, CT

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