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Regulator-posted notice

Breach notice filed by MacNeal Physician Group (April 2011)

Organization named: MacNeal Physician Group 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 OCR breach portal (HIPAA breaches affecting 500 or more individuals) with a submission date of April 25, 2011.

Organization as reported
MacNeal Physician Group, IL
Entity type as reported
Healthcare Provider
Category as reported
Hacking/IT Incident
Location of information as reported
Desktop Computer, Email, Laptop, Network Server
Submission date
April 25, 2011
Observed by BreachRecords
2026-10-18 16:15 UTC (revision 15860, row:6999)
Archived copy
Held in the private archive (provenance)

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

Figures, per source

  • 532 individuals affected (total reported), as reported by the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), source date April 25, 2011, 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 at the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals)
  • Observed by BreachRecords (revision 15860)
  • Approved by a reviewer

Organizations linked by a reviewer

  • MacNeal Physician Group Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

  • 3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
    text/csv, 5,530,996 bytes, from the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), retrieved 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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