More appointments, closer to home. Sinus up! BURNETT MEDICAL CENTER EAR, NOSE & THROAT SERVICES @ BMC 257 West St. George Avenue, Grantsburg WI 54843 (715) 463-5353 or (8o0) 203-5353 BurnettMedicalCenter.com More appointments, closer to home. Sinus up! BURNETT MEDICAL CENTER EAR, NOSE & THROAT SERVICES @ BMC 257 West St. George Avenue, Grantsburg WI 54843 (715) 463-5353 or (8o0) 203-5353 BurnettMedicalCenter.com