BACK TO PROVIDERS Keith Cook, M.D. Medical Doctor Internal Medicine Dr. Cook is a certified physician by the American Board of Internal Medicine. After completing his B.S. degree at Liberty University, he obtained his Doctor of Medicine from East Tennessee State University’s Quillen College of Medicine. Upon completion of his residency in Internal Medicine at ETSU, he joined the JCIM family in 1997. Education East Tennessee State University Johnson City Internal Medicine 301 Med Tech ParkwayJohnson City, TN 37604 Monday – Friday, 8:00am – 4:30pm Schedule an appointment: (423) 794-5520