Residents can help support Knoxville Hospitals and Clinics in a variety of ways by making an online donation, mailing in a donation or by calling and emailing the hospital directly. To donate Make an online donation by logging on to knoxvillehospital.org/donate-now. You can mail your financial donation to: Knoxville Hospital & Clinics Foundation, 1002 S. Lincoln, Knoxville, or call 842-1485 to make other gift arrangements.