Mount Sinai South Nassau (MSSN) in Oceanside opened its newly expanded emergency department following a five-year $50 million ...

Mount Sinai South Nassau renovation doubles space, adding private rooms and specialized areas for mental health care.

Designated a Level II Trauma Center by the American College of Surgeons, the Emergency Department’s new trauma suite, which ...

Mount Sinai South Nassau, a 455-bed hospital in Oceanside, N.Y., opened a newly renovated emergency department March 5 that doubles its previous capacity.

In November, Mount Sinai South Nassau, a 455-bed hospital in Oceanside, filed plans for new catheterization and electrophysiology labs to the tune of nearly $18 million.

Third-seeded Oceanside, the reigning Class B state champion, was down by three points late in Tuesday afternoon’s Class B South girls basketball semifinal against second-seeded Medomak Valley at ...