HHS OCR report ยท 2023
Lake County Health Department and Community Health Center data breach
OCR report facts
- Covered entity
- Lake County Health Department and Community Health Center
- Entity type
- Healthcare Provider
- State
- Illinois
- Individuals affected
- 23,376
- Submission date
- Apr 25, 2023
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE), Lake County Health Department and Community Health Center, reported that an employee was the subject of an email phishing attack that affected the protected health information (PHI) of 23,376 individuals. The PHI involved included names, addresses, dates of birth, phone numbers, email addresses, diagnoses and conditions, lab results, and medical record numbers. The CE notified HHS, the affected individuals, and the media. In response to the breach, the CE implemented...
Text as published on the HHS OCR breach portal.
Other reports by Lake County Health Department and Community Health Center
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| Lake County Health Department and Community Health Center | IL | Healthcare Provider | 981 | Jul 17, 2026 | Unauthorized Access/Disclosure | Archive (closed) |
| Lake County Health Department and Community Health Center | IL | Healthcare Provider | 5,000 | Dec 26, 2023 | Hacking/IT Incident | Archive (closed) |
| Lake County Health Department and Community Health Center | IL | Healthcare Provider | 705 | Jul 8, 2021 | Unauthorized Access/Disclosure | Archive (closed) |
| Lake County Health Department and Community Health Center | IL | Healthcare Provider | 3,815 | Nov 5, 2020 | Unauthorized Access/Disclosure | Archive (closed) |
Frequently asked questions
How many people were affected by the Lake County Health Department and Community Health Center data breach?
The report to HHS OCR lists 23,376 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Apr 25, 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: 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 Lake County Health Department and Community Health Center 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 Lake County Health Department and Community Health Center.