About the Hospitals
How to book
- Click Book Appointment call +1 212-844-6400 .
- Use provider online portal: mountsinai.org/locations/union-square/services.
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Frequently Asked Questions about Mount Sinai-Union Square
Where is the Mount Sinai-Union Square situated at?
Mount Sinai-Union Square is situated at 10 Union Square E, New York, New York, United States.
How can I book an appointment at Mount Sinai-Union Square?
You can book an appointment by clicking the "Book Appointment" button on this page or by calling the hospital directly.
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Information last updated: June 30, 2026