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Memorial Sloan Kettering Cancer Center
ArchivedSubmitted 09/14/2020
Updated 16 hours ago ()
- State
- NY
- Covered entity type
- Healthcare Provider
- Individuals affected
- 73,536
- Business associate present
- Yes
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- First seen by InfoSec Signals
- Sep 23, 2026
- Last seen in OCR export
- Oct 25, 2026
OCR description
The covered entity (CE), Memorial Sloan Kettering Cancer Center, reported that is business associate experienced a ransomware attack that affected the electronic protected health information (ePHI) of 73,536 individuals. The ePHI involved included names, mailing addresses, email addresses, dates of birth, and telephone numbers. The CE notified HHS, affected individuals, and the media.
Change history
- Sep 23, 2026Added to OCR's archive list
Source: HHS OCR Breach Portal, U.S. Department of Health and Human Services, Office for Civil Rights about this source
Records are reproduced as published; entity names and figures are OCR's.