HHS OCR report · 2017
Cardiology Center of Acadiana data breach
OCR report facts
- Covered entity
- Cardiology Center of Acadiana
- Entity type
- Healthcare Provider
- State
- Louisiana
- Individuals affected
- 9,681
- Submission date
- Apr 7, 2017
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Cardiology Center of Acadiana, the covered entity (CE), reported that protected health information (PHI) on a computer server became encrypted and unusable as a result of a ransomware attack. The attack affected the PHI of 9,681 individuals and included demographic, financial, and clinical information. The CE provided breach notification to the affected individuals, HHS, and the media. As a result of OCR’s investigation, the CE also took corrective action, implementing technical safeguards...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Cardiology Center of Acadiana data breach?
The report to HHS OCR lists 9,681 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Apr 7, 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: 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 Cardiology Center of Acadiana 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 Cardiology Center of Acadiana.