Chemed Corp operates subsidiaries in two main segments: VITAS and Roto-Rooter. The VITAS segment generates the majority of the firm's revenue. It provides hospice and palliative care services to patients with terminal illnesses through a network of physicians, registered nurses, home health aides, social workers, and volunteers. The vast majority of the segment's revenue is received from the Medicare and Medicaid reimbursement programs. The Roto-Rooter segment provides plumbing, drain cleaning, water restoration, and related services to residential and commercial customers. Chemed generates the majority of its revenue from business in the United States.