HHS OCR report ยท 2021
C.E. Niehoff & Company data breach
OCR report facts
- Covered entity
- C.E. Niehoff & Company
- Entity type
- Health Plan
- State
- Illinois
- Individuals affected
- 1,509
- Submission date
- Dec 23, 2021
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
C.E. Niehoff & Company, the covered entity (CE), reported that it experienced a cyberattack that compromised the protected health information (PHI) of 1,509 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, diagnoses, and medications. The CE notified HHS, affected individuals, the media, and provided substitute notice. In its mitigation efforts, the CE provided complimentary credit monitoring services and strengthened its administrative and tec...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the C.E. Niehoff & Company data breach?
The report to HHS OCR lists 1,509 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Dec 23, 2021.
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 C.E. Niehoff & Company 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 C.E. Niehoff & Company.