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Regulator-posted notice

Breach notice filed by Roswell Park Comprehensive Cancer Center (September 2020)

Organization named: Roswell Park Comprehensive Cancer Center Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Hacking/IT Incident

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 Sept. 14, 2020.

Organization as reported
Roswell Park Comprehensive Cancer Center, NY
Entity type as reported
Healthcare Provider
Category as reported
Hacking/IT Incident
Location of information as reported
Network Server
Submission date
Sept. 14, 2020
Observed by BreachRecords
2026-10-18 16:15 UTC (revision 12671, row:3810)
Archived copy
Held in the private archive (provenance)

The covered entity (CE), Roswell Park Comprehensive Cancer Center, reported that its business associate experienced a ransomware attack that affected the electronic protected health information (ePHI) of approximately 149,126 individuals. The ePHI involved included names, addresses, email addresses, dates of birth, diagnoses, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice.

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

Figures, per source

  • 149,126 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Sept. 14, 2020, 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 12671)
  • 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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