[4] In 2019, Northwell Health had 23 hospitals and more than 700 outpatient facilities, as well as the Zucker School of Medicine, the Feinstein Institutes for Medical Research, urgent care centers, kidney dialysis centers, acute inpatient rehabilitation, sub-acute rehabilitation and skilled-nursing facilities, a home care network, a hospice network, and other services.

[5] In April 2022, Northwell Health announced it will be providing telemedicine support of around 18,000 pounds (8,200 kg) of medical supplies to the front-line regions of Ukraine to aid in the humanitarian crisis.

[6] On April 12th, 2024, New York Attorney General Letitia James announced that her office secured more than 1 million dollars from Northwell after they deceptively advertised that three of their emergency departments were COVID-19 testing sites.

In 2020, during the ongoing COVID-19 pandemic, a choir was formed consisting of eighteen nurses who had worked on the frontline to aid those affected by the virus.

Created to support the nonprofit Nurse Heroes group, the members performed virtually in order to ensure safety .