Gentiva Health Services Inc. has closed its blockbuster acquisition As planned, Atlanta-based Gentiva paid $1 billion for Dallas-based Odyssey. "The combination of Gentiva and Odyssey creates the largest U.S. healthcare provider of home health and hospice services based on revenue," Gentiva says in a release. The newly combined company has revenues of about $1.9 billion -- 59 percent from home health, 49 percent from hospice. The merged hospice operations have an average daily census of 14,000 in 30 states. The combined company provides service to 330,000 patients annually.