Surgeon Spotlight: Dr. Kai Mithoefer

Meet Dr. Kai Mithoefer

A nationally recognized leader in sports medicine, joint preservation, and regenerative orthopedics, Dr. Kai Mithoefer brings more than 15 years of clinical excellence and innovation to Boston Bone and Joint Institute (BBJI). Known for his patient-first philosophy and precision in care, Dr. Mithoefer treats athletes and active individuals with the goal of getting them back to what they love, safely, effectively, and quickly.

After earning his medical degree in Germany, Dr. Mithoefer completed his residency at the esteemed Harvard Orthopedic Residency Program. He went on to pursue two elite fellowships – one in orthopedic trauma at Harvard University, and on in sports medicine and shoulder surgery at the Hospital for Special Surgery in New York.

His training positioned him at the forefront of orthopedic innovation, combining advanced surgical techniques with a deep understanding of sports-related injuries and performance-based recovery.

Regenerative Medicine, Redefined

Dr. Mithoefer is internationally recognized for his expertise in regenerative orthopedic care, applying state-of-the-art techniques to restore joint function and accelerate healing. His unique clinical practice includes the complete spectrum of regenerative orthopedics utilizing cutting-edge biologic treatments, personalized non-surgical regenerative therapies, and if needed minimally invasive surgical options.

By tailoring care plans to each patient’s lifestyle, goals, and condition, Dr. Mithoefer offers a truly individualized approach to joint preservation and restoration.

Top Doctor. Trusted Voice. Educator.

Dr. Mithoefer has been named a Top Doctor by both Castle Connolly and Boston Magazine every year since 2019. He has published more than 100 peer-reviewed scientific articles and book chapters and is a sought-after speaker at national and international orthopedic conferences. In addition to his clinical excellence, Dr. Mithoefer is known for his role as a mentor, educator, and innovator in the field of sports medicine.

Team Physician and Athlete Who Understands Athletes

Dr. Mithoefer has extensive experience caring for athletes at all levels including as team physician of the New England Revolution, US Men’s and Youth National Soccer Teams, World Team Tennis, and US Davis Cup Tennis Team and has also served as the Assistant Medical Director for Major League Soccer (MLS). Having played sports both recreationally and at the professional level, Dr. Mithoefer understands the athlete’s mindset, and the urgency to get back in the game. Whether you’re a competitive athlete or a weekend warrior, his goal is your safe and full return to sport and life.

Book an Appointment with Dr. Mithoefer

If you’re seeking world-class care for joint pain, injury recovery, or regenerative treatment options, Dr. Mithoefer offers the expert guidance and compassionate care you need. Dr. Kai Mithoefer is currently accepting new patients and participates with major insurance plans. Experience the BBJI difference, where doctors like Dr. Mithoefer combine innovation, experience, and empathy to help you move better and live stronger.