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Regulator-posted notice

Breach notice filed by Memorial Sloan-Kettering Cancer Center (June 2012)

Organization named: Memorial Sloan Kettering Cancer Center Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Theft

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS Office for Civil Rights breach portal with a submission date of June 8, 2012.

Organization as reported
Memorial Sloan-Kettering Cancer Center, NY
Entity type as reported
Healthcare Provider
Category as reported
Theft
Location of information as reported
Email, Other
Submission date
June 8, 2012
Observed by BreachRecords
2026-10-18 16:15 UTC (revision 15611, row:6750)
Archived copy
Held in the private archive (provenance)

The covered entity's (CE) staff member disclosed an unencrypted Microsoft Excel graph to a non-covered entity physician who re-disclosed it to a medical education organization to be used in a presentation. In addition, the medical education organization posted the presentation slides on its website. The graph contained the protected health information (PHI) of 569 individuals and included names, telephone numbers, social security numbers, ages, cities and states of residence, medical record numbers, and clinical information. Upon discovery of the breach, the CE ensured that the information was removed from the website and deleted, sanctioned the workforce member responsible, and retrained its workforce on the use of a data loss prevention tool and the risks of embedded PHI. As a result of OCR's investigation, the CE provided OCR with evidence of its technical safeguards and security awareness initiatives and provided assurance that it implemented the corrective action listed above.

The source's own words, from the revision above.

Figures, per source

  • 568 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date June 8, 2012, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

  • Submission date (HHS Office for Civil Rights breach portal)
  • Observed by BreachRecords (revision 15611)
  • Approved by a reviewer

Organizations linked by a reviewer

Archived evidence

  • 3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
    text/csv, 5,530,996 bytes, retrieved from HHS Office for Civil Rights breach portal, 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

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