Contact MSK

Our Contact Information

Main Telephone Number

Mailing Address
Memorial Sloan Kettering Cancer Center
1275 York Avenue
New York, NY 10065

Our Locations

Our world-class cancer care is available at locations in New York City, Long Island, Westchester County, and New Jersey. Get directions and parking information to our patient care and research facilities.

Appointments Online

To learn more about our Patient Access Service at Memorial Sloan Kettering, watch our introduction video below:

Watch a video Referring physicians

Helpful Information

Search for a doctor, find phone numbers for commonly used services, or look for clinical trials at MSK.

Pediatric Patients

Our innovative care is centered on your child and your family. Learn more about pediatric cancer care at MSK.

Call us at 833-MSK-KIDS to speak with someone who can help (Mon-Fri, 8:00 AM-6:00 PM, ET).

Appointments by Telephone

For U.S. Patients

Call 800-525-2225
Mon-Fri, 8:30 AM - 5:30 PM, ET

For International Patients

Call 212-639-4900

Or use AT&T Direct Access by dialing the access number for the country you are calling from, then dialing 888-675-7722.

Learn more about services for international patients or email us at

Current Patients

Our goal is to give you the best care possible.

Visiting a Loved One

We encourage family and friends to visit their loved ones at Memorial Hospital. Before you visit:

How You Can Help

There are many ways you can make a difference in the lives of MSK patients.

Mail from MSK

You may use our online form to manage the mail you receive from MSK or to request that we no longer contact you.


The Communications Department can help journalists find an expert, provide the latest news, and obtain background information from MSK.


At MSK, we’re not only changing the way we treat cancer but also the way the world thinks about it. Join us and make a difference every day.


We offer educational opportunities for healthcare professionals in training and in practice.


Browse laboratories at MSK to learn more about our leading-edge research.

Other Questions or Comments

Can't find what you were looking for? Our Communications Department can help you get to the right place.