HHS OCR report · 2024
American Addiction Centers, Inc. data breach
OCR report facts
- Covered entity
- American Addiction Centers, Inc.
- Entity type
- Business Associate
- State
- Tennessee
- Individuals affected
- 410,747
- Submission date
- Nov 25, 2024
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
The business associate (BA), American Addiction Centers, Inc., reported that its business associate (BA) experienced a cyber-attack that affected the protected health information (PHI) of 410,747 individuals. The PHI involved included clinical, demographic, and financial information. The BA notified the affected covered entities, individuals, the media, the HHS Secretary, and substitute notice was published on each covered entity’s website. In response to the breach, the BA provided complimen...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the American Addiction Centers, Inc. data breach?
The report to HHS OCR lists 410,747 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Nov 25, 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: 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 American Addiction Centers, Inc. 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 American Addiction Centers, Inc..