The VNSNY was founded by Lilian Wald (March 10, 1897- September 1, 1940) in the Lower East Side of Manhattan which was the most densely populated area in the world at that time.
Founded in 1893 by nursing pioneer Lillian D. Wald and Mary M. Brewster, the Visiting Nurse Service of New York (VNSNY) is one the largest not-for-profit home- and community-based health care organization in the United States, serving the five boroughs of New York City; Nassau, Suffolk, and Westchester Counties; and parts of upstate New York. Lillian D. Wald (March 10, 1867  September 1, 1940) was an American nurse, humanitarian and author. Lillian Wald, the founder of public health nursing, began her mission on the Lower East Side of Manhattan. At the time, this was the most densely populated area in the world. 
