HHS OCR report ยท 2015
Hillsides data breach
OCR report facts
- Covered entity
- Hillsides
- Entity type
- Healthcare Provider
- State
- California
- Individuals affected
- 502
- Submission date
- Dec 30, 2015
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Business associate present
- No
- Status
- Archive (closed)
OCR description
A workforce member emailed documents containing personally identifiable information (PII) and protected health information (PHI) of patients and employees to a personal email address. The breach involved the PII and PHI of 970 individuals. The breached information included names, dates of birth, patient identification numbers, and health care provider information. Following the breach, the covered entity (CE), Hillsides, provided breach notification to HHS, affected individuals, and the me...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Hillsides data breach?
The report to HHS OCR lists 502 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Dec 30, 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: Email.
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 Hillsides 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 Hillsides.