HHS OCR report ยท 2019
AdventHealth Medical Group data breach
OCR report facts
- Covered entity
- AdventHealth Medical Group
- Entity type
- Healthcare Provider
- State
- Florida
- Individuals affected
- 42,161
- Submission date
- Feb 5, 2019
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE), AdventHealth Medical Group, reported that it was the victim of a cyber-attack involving the electronic protected health information (ePHI) of 42,161 individuals. The ePHI involved included names, dates of birth, addresses, health insurance information, Social Security numbers, and treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. In its mitigation efforts, the CE implemented additional technical and securit...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the AdventHealth Medical Group data breach?
The report to HHS OCR lists 42,161 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Feb 5, 2019.
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 AdventHealth Medical Group 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 AdventHealth Medical Group.