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

A new high-tech addition to Mount Sinai South Nassau’s emergency department ... $150-million Feil Family Pavilion under construction in Oceanside. The new space adds three triage rooms, where ...

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. The $50 million expansion aims to cut ...

OCEANSIDE, NY — Nurses at Mount Sinai South Nassau are seeking their contract ... In January 2023, nurses at the Oceanside hospital voted to join the union. Management delayed the nurses ...