About Orthopedic Surgical Associates of Lowell: Orthopedic Surgical Associates of Lowell is located at 14 Research Pl in North Chelmsford, MA - Middlesex County and is a business listed in the categories Physicians & Surgeons, Offices Of Physicians (Except Mental Health Specialists), Offices And Clinics Of Doctors Of Medicine, Offices And Clinics Of Doctors Of Osteopathy and Physicians ....