Mountainside Hospital is one of five New Jersey hospitals approved to provide emergency angioplasty in a community hospital setting. They are also known for their comprehensive gastroenterology, psychiatric and alcohol/chemical dependency services. Mountainside Hospital is home to a school of nursing, the Congestive Heart Failure Center, Chronic Renal Dialysis Center and Richard F. Harries Ambulatory Care Pavilion.
Mountainside Hospital is a clinical affiliate of the University of Medicine and Dentistry of New Jersey-New Jersey Medical School. They are also a partner with The Cancer Institute of New Jersey.
Mountainside Hospital is accredited by the Joint Commission for Accreditation of Health Care Organizations (JCAHO).