Meet the MMI team of orthopaedic surgeons, sports medicine physicians, hand surgeons, spine doctors, foot and ankle specialists, pediatric orthopaedic doctors, physiatrists and rheumatologists at Mid-Maryland Musculoskeletal Institute. With offices in Frederick, Urbana, and Hagerstown, Maryland, MMI is recognized throughout the region for our expertise in both general and specialized Orthopaedics, and our dedication to providing excellent medical care and exceptional customer service. The specialists at MMI are Maryland's single source for muscle, bone and joint care - and we look forward to serving you in the near future!