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HHS OCR report · 2015

Huntington Medical Research Institutes data breach

Huntington Medical Research Institutes, a healthcare provider in California, reported a breach affecting 4,300 individuals to HHS OCR on Oct 20, 2015.

OCR report facts

Covered entity
Huntington Medical Research Institutes
Entity type
Healthcare Provider
State
California
Individuals affected
4,300
Submission date
Oct 20, 2015
Type of breach
Unauthorized Access/Disclosure
Location of breached information
Laptop, Other Portable Electronic Device
Business associate present
No
Status
Archive (closed)

OCR description

A workforce member took 4,300 patients’ protected health information (PHI) with her on several external computer hard drives when her employment with the covered entity (CE), Huntington Medical Research Institutes was terminated. The types of PHI involved in the breach included, variously, financial, demographic and financial information. The CE provided substitute notice, notice to the media, and notice to OCR pursuant to the requirements of the Breach Notification Rule. Following the bre...

Text as published on the HHS OCR breach portal.

Frequently asked questions

How many people were affected by the Huntington Medical Research Institutes data breach?

The report to HHS OCR lists 4,300 individuals affected.

When was it reported to HHS?

It was submitted to HHS OCR on Oct 20, 2015.

What type of breach was it?

The OCR portal lists the type of breach as Unauthorized Access/Disclosure, with the breached information located in: Laptop, Other Portable Electronic Device.

Is the investigation still open?

No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.

Is a breach notice letter from Huntington Medical Research Institutes legitimate?

This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.

Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or Huntington Medical Research Institutes.