HHS OCR report ยท 2024
Chicago Cardiology Institute data breach
OCR report facts
- Covered entity
- Chicago Cardiology Institute
- Entity type
- Healthcare Provider
- State
- Illinois
- Individuals affected
- 2,743
- Submission date
- Oct 18, 2024
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE), Chicago Cardiology Institute, reported that an employee was the target of an email phishing scheme that affected the protected health information (PHI) of approximately 2,743 individuals. The PHI involved included names, dates of birth, and treatment information. The CE notified HHS, the affected individuals, and the media. In its mitigation efforts, the CE provided complimentary credit monitoring services and strengthened its technical safeguards.
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Chicago Cardiology Institute data breach?
The report to HHS OCR lists 2,743 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Oct 18, 2024.
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 Chicago Cardiology Institute 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 Chicago Cardiology Institute.