HHS OCR report · 2023
Community Research Foundation data breach
OCR report facts
- Covered entity
- Community Research Foundation
- Entity type
- Healthcare Provider
- State
- California
- Individuals affected
- 31,104
- Submission date
- Jun 20, 2023
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Community Research Foundation, the covered entity (CE) and business associate (BA), experienced a cyber-attack that compromised the protected health information (PHI) of 31,104 individuals. The PHI involved included names, addresses, dates of birth, Social Security and drivers’ license numbers, diagnoses, and other treatment information. The CE and BA notified HHS, affected individuals, the media, and posted substitute notice on its website. As a result of OCR’s investigation, Community Resea...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Community Research Foundation data breach?
The report to HHS OCR lists 31,104 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jun 20, 2023.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Network Server.
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 Community Research Foundation 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 Community Research Foundation.