Since I didn't answer and have no connection or scheduled appointment with this hospital, their decision to leave no message seems unusual.
Memorial Sloan Kettering calls – what’s the real deal?
Summary — +16468882001
Expert Opinion
Most people who get a call from +1‑646‑888‑2001 are hearing from Memorial Sloan Kettering (MSK) about an appointment, blood‑donation slot or a surgeon’s schedule. The hospital often uses a non‑working callback number, so don’t try to ring back the same line – instead look up the official MSK contact info on their website. If you have no record of an upcoming visit, ask for a voicemail with details or call the main hospital number to confirm. Ignoring silent or fax‑only rings is fine, but always verify before sharing personal data. A quick check can keep you from a potential scam.
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Rate this number — +16468882001
Recent Reports for (646) 888-2001
This number is associated with MSK and appears to be legitimate
It seem ridiculous they would call to register a patient when registration occur upon hospital arrival, and whats the point of calling if they already know who they are calling?
The number appears suspicious and is being avoided.
Undoubtedly, it is a scam.
This number is definitly a scam
Today at 3:45 PM recieved a call that rang 20 times then stop.
When i answered the call, there was silience on the line, then a angry person said they were calling me back, but i had never called this number befor
i been recieving multiple call from this number in the last couple of day, when i answer, it a fax machine
This is a legitimate call from Memorial Sloan Kettering in NYC to confirm an appointment, not spam.
Frequent calls are received from this number, but the line is often dead, suggesting it's likely spam or someone playing phone games, which is disruptive to our business.
This number belongs to Memorial Sloan Kettering in NYC, although the displayed caller ID number does not connect to the correct destination when called back
Regarding my experience, it typically involves receiving a call about an appointment, followed by a voice message with instructions to call back another number for confirmation.
A call was made with no message left, puzzling since MSK hospital has no known connection to the recipient
I got a call from MSK Hospital to reschedule my apointment
To prevent these peoples from contacting you, register all your numbers here
The numbeer 646-888-2001 is asociated with New York, NY, and I beleive it may be a scam.
My husband's surgeon was the one who made this call, which was completely legitimate.
It would be helpful if the caller could provide a callback number and leave a message
If the call is legitimate, they should consider leaving a message and using a functional number.
Incoming calls from MSK cannot be returned, and without a voicemail from the caller, it's impossible to identify them. In such cases, it's advisable to contact your primary MSK doctor for clarification.
Memorial Sloan made a legitimate call to confirm my blood donation appointment
This number is legitimate and belongs to Memorial Sloan Kettering Hospital in New York City.
I recieved a call from this number on 9/19 - caller ID read MSK -415 East 646-888-2001. When I called back, it was a non working number at Memorial Sloane Kettering
Music was all i heard