Maryland Orthopedic Specialists 19847 Century Blvd, Germantown, MD20874 This is the Germantown office for Maryland Orthopedic Specialists. Doctors on call are Dr. James S. Gardiner,…More M.D., Dr. Christopher S. Raffo, M.D., Dr. Christopher Farrell, M.D. and Dr. Gary Feldman, D.P.M. They specialize in sports medicine and focus on treatment and prevention of minor and major injuries; ImPACT concussion testing and management is an available option. They are also a fully functional physical therapy facility with high quality gym equipment and professionals to help your knee, ankle, shoulder or back get back to full strength. Call for a consultation or appointment and visit Maryland Orthopedic's website for complete information.