Our doctors at Performance OSM, Dr. Troy Diehl, D.O., Dr. Dan Maurer, D.O., and Dr. Mark Lessner, M.D. are fellowship-trained and board-certified sports orthopaedic surgeons in Frisco, Texas. They provide specialized, innovative orthopaedic and sports medicine care to the local community.

Along with our highly qualified medical staff, Drs. Maurer, Diehl, and Lessner integrate state-of-the-art equipment with advanced medical treatments resulting in excellent care. The orthopaedic surgeries we provide include arthroscopies, minimally invasive surgeries that solve the problem and reduce recovery time. These advanced techniques help our patients get back on their feet more quickly and with less pain.

14660 State Hwy 121, #100 • Frisco, TX 75035

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We Proudly Serve our Local Schools with Sports Orthopaedic Care

Advanced Orthopedic Care & Sports Medicine Care

Orthopedic surgeons Dr. Maurer, Dr. Diehl, and Dr. Lessner utilize the latest medical techniques when providing treatment solutions. They both have the experience and training to properly diagnose and treat a variety of orthopedic injuries and disease. Whether facing a minor strain, a serious injury or chronic arthritic pain, our team is committed to providing our patients with compassionate care. With that commitment at the forefront of everything we do, we are dedicated to helping patients get back to the active lifestyles they enjoy.

Why See an Orthopaedic Surgeon?

Most patients come to Performance OSM for the treatment of severe, acute, or chronic pain in the knee, hip, shoulder, foot, ankle, wrist, or hand. Our sports orthopaedic doctors specialize in comprehensive treatment of all musculoskeletal injuries and conditions. This includes everything from simple sprains and strains to fractures and arthritis.

Whether you’re suffering from a sports-related injury, carpal tunnel syndrome, arthritis, misalignment, or another issue, our experienced orthopaedic surgeons have the knowledge and experience to diagnose and treat your condition.

Wonderful Client Feedback

Great staff!  Love this place, would highly recommend. Had no issues after knee surgery!!


Dr. Maurer’s honest approach to discussing options and talking TO me, not AT me, is a great comfort when making these big decisions.


Dr. Diehl was very kind and caring. I don’t think there is a person in this office who is not professional and personable. They go above and beyond for their patients.


Very impressed with Dr. Lessner. Very thorough and listened to me. He gave me multiple treatment options and involved me in the decision making. Highly recommend!


I’ve recuperated very well with physical therapy after having both knees replaced here. I’m on my way to walking normally again and without pain. They take time to listen and explain everything completely.


This has been one of the best medical care experiences I’ve had, from our initial consultation to post-op visits to physical therapy. Dr. Diehl and his team are a very caring, friendly, and professional group. I had a left knee injury (meniscus and ACL tears). Thank you!!