HHS OCR report ยท 2016
Kaiser Permanente Northern California data breach
OCR report facts
- Covered entity
- Kaiser Permanente Northern California
- Entity type
- Health Plan
- State
- California
- Individuals affected
- 1,136
- Submission date
- Jul 12, 2016
- Type of breach
- Theft
- Location of breached information
- Other Portable Electronic Device
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Two former employees stole over 2,000 pieces of Clinical Technology ultrasound units and related parts over a period of years, from June 6, 2010, to May 19, 2016. The breach affected approximately 1,136 patients of the covered entity (CE), Kaiser Permanente Northern California and included names, internal medical record numbers, and ultrasound images. The CE provided breach notification to HHS, affected individuals, and the media and also provided substitute notice. Following the breach, t...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Kaiser Permanente Northern California data breach?
The report to HHS OCR lists 1,136 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jul 12, 2016.
What type of breach was it?
The OCR portal lists the type of breach as Theft, with the breached information located in: 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 Kaiser Permanente Northern California 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 Kaiser Permanente Northern California.