MECHANICSBURG, Pa., June 27, 2025 /PRNewswire/ -- Select Medical Corporation today announced it signed a membership interest purchase agreement with Ballad Health to jointly operate Select Specialty Hospital – Tri-Cities, a critical illness recovery hospital in Kingsport, Tenn. The facility, licensed as long-term acute care, will be a hospital-in-hospital located in Ballad Health's Indian Path Community Hospital. Select Medical will serve as the majority owner and managing partner of the 46-bed joint ventur ...