Dr. Christopher J Rathfoot has 4 locations. Greater Knoxville Ear Nose & Throat Associates 1932 Alcoa Hwy Ste 160 Knoxville, TN 37920. (865) 521-8050. ACCEPTING NEW PATIENTS. Greater Knoxville Ear Nose & Throat Associates 220 Ft Sanders W Blvd Bldg 2 # Knoxville, TN 37922. (865) 521-8050..