Your Single Source for Muscle, Bone and Joint Care.
The physicians and staff at the Mid-Maryland Musculoskeletal Institute (MMI) are dedicated to providing excellent medical care and exceptional customer service. With offices in Frederick, Urbana, and Hagerstown, Maryland, we are recognized throughout the region for our expertise in both general and specialized Orthopaedic, Rheumatology and Physical Medicine care and provide state-of-the-art medical and surgical treatment.
MMI Announcements
MMI is making news – New MMI Program Reveals Need to “Save the Bone”
Check out the latest blog, Joint Protection Techniques, from therpist, Marisa Hombach, OTR/L, CHT
MMI Office Hours
Our office is closed for most major holidays.
- Monday: 8am – 8pm
- Tuesday: 8am – 8pm
- Wednesday: 8am – 8pm
- Thursday: 8am – 8pm
- Friday: 9am – 4pm
- Saturday: 8am – 12pm
- Sunday: Closed
View our Frederick locations »






