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  •  Mount Sinai South Nassau is High Performing in Ten Areas of Care. Only one-third of the 4,400 hospitals surveyed win an award ... LEARN MORE>

    Mount Sinai South Nassau is High Performing in Ten Areas of Care. Only one-third of the 4,400 hospitals surveyed win an award ... LEARN MORE>

  •  Mount Sinai South Nassau Opens New Expanded Fennessy Family Emergency Department ... LEARN MORE>

    Mount Sinai South Nassau Opens New Expanded Fennessy Family Emergency Department ... LEARN MORE>

  •  Emergency Department Entrance has Moved Entrance for patients is now east side of Oceanside Road south of Oswald Court and north of Nassau Parkway ... LEARN MORE>

    Emergency Department Entrance has Moved Entrance for patients is now east side of Oceanside Road south of Oswald Court and north of Nassau Parkway ... LEARN MORE>

  •  Primary Care Walk-In Center Opens on the Long Beach Boardwalk Walk-In, No Appointment Needed ... LEARN MORE>

    Primary Care Walk-In Center Opens on the Long Beach Boardwalk Walk-In, No Appointment Needed ... LEARN MORE>

  •  Only Hospital on the South Shore to Be Rated as ‘High Performing’ by U.S. News & World Report® Best Hospitals for Maternity Care ... LEARN MORE>

    Only Hospital on the South Shore to Be Rated as ‘High Performing’ by U.S. News & World Report® Best Hospitals for Maternity Care ... LEARN MORE>

  •  For the Third Time, Mount Sinai South Nassau has Earned Re-Designation as a Magnet® Hospital. Recognition for Nursing Excellence... LEARN MORE>

    For the Third Time, Mount Sinai South Nassau has Earned Re-Designation as a Magnet® Hospital. Recognition for Nursing Excellence... LEARN MORE>

  •  Visitor Policies We welcome visitors with restrictions, before you visit please see our latest policy ... READ MORE>

    Visitor Policies We welcome visitors with restrictions, before you visit please see our latest policy ... READ MORE>

Mount Sinai South Nassau Maternity Services
Mount Sinai South Nassau Maternity Services
Healthy Outlook
Mount Sinai South Nassau - My Medical Records

Current News

Mount Sinai South Nassau Earns 10 U.S. News & World Report High Performing Ratings in 2025
Mount Sinai South Nassau Earns 10 U.S. News & World Report High Performing Ratings in 2025
July 29, 2025
Mount Sinai South Nassau has earned ten U.S. News & World Report “High Performing” ratings for procedures ...Read More
Multispecialty Mount Sinai  Medical Care Facility to Open in Wantagh
Multispecialty Mount Sinai Medical Care Facility to Open in Wantagh
July 10, 2025
A four-story multispecialty Mount Sinai ambulatory center is set to open in Wantagh next month, bringing an ar...Read More

Hospital Events

Sibling Class
Sibling Class
August 6, 2025
Join us for a fun and interactive sibling class that will help children ages 4 years of age and up to prepare for the ar...Read More
Breastfeeding Preparation Class - Spanish
Breastfeeding Preparation Class - Spanish
August 6, 2025
All mothers and their infants are welcome to attend this informal meeting. Mothers will be able to exchange ideas and sh...Read More
In-Person Childbirth Classes
In-Person Childbirth Classes
August 9, 2025
Our interactive in-person classes come with lots of goodies: a printed, full-color, 70-page comprehensive guide, a free ...Read More


Call us at 516-632-3000