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New Patient Form

Save time at your first office visit. Our Patient Form is available for you to download, fill in, then print and bring with you to your 1st appointment.

A Team You Can Trust to Push You Forward

When you choose RSZ Orthopaedics, you are choosing a team of the expert physicians and staff with deep roots in our community. Some 30 years since building our home in Phoenixville with Dr. Rosenfeld, RSZ Orthopaedics is proud to have grown into four convenient locations throughout the greater Philadelphia area, serving patients in need of surgical and non-surgical orthopedic, sports medicine and sports medicine care.

Learn a bit more about each of our primary physicians.




Karl Rosenfeld, MD, FACS - Orthopedic Surgery

Licensed in PA, NJ and DE, Dr. Rosenfeld is the founder of RSZ Orthopaedics and is considered among the most experienced physicians in the field of Orthopedic Surgery. Dr. Rosenfeld specializes in Arthroscopic Procedures, Sports Medicine, including ACL reconstruction, and General Orthopedics.His vast experience assures patients with any Orthopaedic condition of high quality surgical and non-operative treatment. Learn More.






Lewis S. Sharps, MD, FACS - Orthopedic Surgery

Licensed in PA, NJ and DE, Dr. Sharps is the co-founder of RSZ Orthopaedics and brings extensive experience to our practice. His expertise ranges from Spine Surgery, including minimally invasive procedures to specialized Arthroscopic Procedures of the shoulder and knee. His wealth of experience in General Orthopaedics provides quality care for all Orthopaedic conditions. Learn More.




Stuart L. Gordon, MD - Orthopedic Surgery

Stuart L. Gordon, MD is a board certified, Rothman Fellowship trained Adult Reconstructive Orthopaedic Surgeon with 25 years of clinical experience. After serving as the Division Chief of the Hip and Knee Replacement Program at Cooper University Hospital, Dr. Gordon is pleased to join Valley Forge Othopaedics and the Orthopaedic Department at Phoenixville Hospital.  Learn more.





David N. Tachna, DPM - Podiatry

Dr. Tachna brings clinical experience with both in- and outpatient care to RSZ Orthopaedics. His interests include the care of pediatric, diabetic and complicated wound care patients. His surgical expertise includes advanced reconstructive surgery for congenital or traumatic injuries, pedal deformities and infections, and severe arthritic conditions. Learn more.


For more information on our team of physicians or staff, please contact us.