Locations Diabetes Center at Mission Hospital 509 Biltmore Ave. - Entrance 10 Asheville, NC 28801 828-213-5353 Please contact the locations below to learn more about services offered at each location. Blue Ridge Regional Hospital Diabetes Center 125 Hospital Drive Spruce Pine, NC 28777 828-213-4700 Mission Hospital McDowell Diabetes Center 430 Rankin Drive Marion, NC 28752 828-659-5157 Transylvania Regional Hospital Diabetes Center 260 Hospital Drive Brevard, NC 28712 828-213-4700