HHS OCR report · 2017
Kaiser Foundation Health Plan, Inc. data breach
OCR report facts
- Covered entity
- Kaiser Foundation Health Plan, Inc.
- Entity type
- Health Plan
- State
- California
- Individuals affected
- 4,389
- Submission date
- Dec 14, 2017
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Business associate present
- No
- Status
- Archive (closed)
OCR description
On December 14, 2017, the covered entity (CE) reported that on November 2, 2017, a physician’s Outlook email account was accessed by unknown parties that used the physician's compromised login credentials. The breach potentially affected the protected health information (PHI) of approximately 4,389 individuals, including demographic, clinical, and health claims/account information. The CE provided breach notification to HHS, affected individuals, and the media, and posted substitute notice o...
Text as published on the HHS OCR breach portal.
Other reports by Kaiser Foundation Health Plan, Inc.
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| Kaiser Foundation Health Plan, Inc. | CA | Health Plan | 13,400,000 | Apr 12, 2024 | Unauthorized Access/Disclosure | Archive (closed) |
| Kaiser Foundation Health Plan, Inc. | CA | Health Plan | 695 | Apr 6, 2022 | Unauthorized Access/Disclosure | Archive (closed) |
| Kaiser Foundation Health Plan, Inc. | CA | Health Plan | 638 | Dec 22, 2017 | Unauthorized Access/Disclosure | Archive (closed) |
| Kaiser Foundation Health Plan, Inc. | CA | Business Associate | 2,451 | Apr 22, 2016 | Theft | Archive (closed) |
Frequently asked questions
How many people were affected by the Kaiser Foundation Health Plan, Inc. data breach?
The report to HHS OCR lists 4,389 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Dec 14, 2017.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, 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 Kaiser Foundation Health Plan, Inc. 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 Foundation Health Plan, Inc..