Chemed Corporation , which operates VITAS Healthcare Corporation , one of the nation’s largest providers of end-of-life care, and Roto-Rooter, the nation’s largest commercial and residential.
Chemed Corporation (Chemed) , which operates VITAS Healthcare Corporation (VITAS), one of the nation's largest providers of end-of-life care, and Roto-Rooter, the nation's largest commercial and residential plumbing and drain cleaning services.