Three Hospitals In The Tri-Cities Ranked Among The Best In Tennessee. Kingsport’s Holston Valley Hospital Tied For Eighth With Parkwest Medical Center In Knoxville. The Facility Was Given High Marks Of Patient Safety And Three Other Areas. Johnson City Medical Center And Bristol Regional Medical Center Tied For 10th On The List. The Review Includes Examinations In 16 Specialty Areas Of Care Including Cancer, Heart Surgery, Diabetes Care And Gynecology.