JMSCH provides comprehensive pediatric specialties and sub-specialties for infants, children, teens, and young adults aged 0–22[7][8] throughout Northern New Jersey.

[9] The hospital has a variety of patient care units to provide services for infants, children, teens, and young adults in all conditions.

[10] The hospital has a comprehensive list of pediatric specialties and subspecialties including adolescent medicine, audiology, cardiology, dermatology, developmental medicine, endocrinology, emergency services, gastroenterology, genetics, hematology, nephrology, neurology, oncology, orthopedics, otolaryngology, pulmonology, rheumatology, and urology.

It ranked 49 nationally in the field of Pediatric Neurology & Neurosurgery by the U.S. News & World Report.

[17][18] Before constructing the new women's and children's pavilion, pediatrics at Hackensack University Medical Center were conducted on the second, third, and sixth floors of the Conklin building.