General: The best way to reach MSK Library staff is via our Ask Us page.
Email: asklibrarian@mskcc.org
Chat: Our chat service is available Monday-Friday, 10AM-4PM.
Website: https://library.mskcc.org/
Specific Person: Visit our Staff Directory to reach an individual staff member.
Reference Desk Voicemail: 212-639‑7439 (leave us a message, and someone will return your call).