ul>Be available to service clients in Long Island Towns Along the Nassau–Suffolk Border: Oyster Bay, Huntington, Babylon, Plainview, Melville, Hicksville, Farmingdale, Massapequa & Amityville.. We’re one of the largest nonprofit home- and community-based health care organizations in the country, and today, more than 11,500 team members work together to make a difference in the lives of more than 99,000 patients and members on any given day.