RWJBarnabas Health | 73,122 followers on LinkedIn. RWJBarnabas Health is the largest, most comprehensive health system in N.J. and the state's largest private employer. | RWJBarnabas Health is New Jersey’s largest and most comprehensive academic health system, caring for more than 5 million people annually. Nationally renowned for quality and safety, the system includes 14 hospitals and 9,000 affiliated physicians integrated to provide care at more than 700 patient care locations. RWJBarnabas Health is among New Jersey’s largest private employers, with more than 44,000 employees, contributing more than $5.5 billion to the state economy every year.