Regulator-posted notice

Breach notice filed by UC San Diego Health (June 2021)

Organization named: UC San Diego Health 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 June 8, 2021.

Organization as reported: UC San Diego Health, CA
Entity type as reported: Healthcare Provider
Category as reported: Hacking/IT Incident
Location of information as reported: Email
Submission date: June 8, 2021
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 12088, row:3227)
Archived copy: Held in the private archive (provenance)

The covered entity (CE), UC San Diego Health, reported that an employee was subjected to an email phishing scheme that compromised the protected health information (PHI) of 495,949 individuals. The PHI involved included names, dates of birth, addresses, drivers’ license and Social Security numbers, claims and financial information, lab results, medications, diagnoses, and other treatment information. The CE notified HHS and the affected individuals. In response to the breach, the CE implemented additional administrative, technical, and security safeguards. Staff were retrained on email security.
The source's own words, from the revision above.

Figures, per source

495,949 individuals affected (total reported), as reported by the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), source date June 8, 2021, 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.

2021-06-08Submission date at the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals)
2026-10-18Observed by BreachRecords (revision 12088)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

UC San Diego Health 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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