BOSTON, Oct. 29, 2015 /PRNewswire-USNewswire/ -- National patient assistance foundation Patient Services, Inc. (PSI), held their annual gala, themed Hope & Health, last week in historical Boston. Against the breathtaking 180 degree views of downtown Boston via two-story panoramic glass walls, the evening celebrated PSI's patient assistance model and how it has restored hope and health to hundreds of thousands of patients since its inception in 1989.read more