HHS OCR report · 2023
Atlantic Dialysis Management Services data breach
OCR report facts
- Covered entity
- Atlantic Dialysis Management Services
- Entity type
- Business Associate
- State
- New York
- Individuals affected
- 3,851
- Submission date
- Mar 21, 2023
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
Atlantic Dialysis Management Services, the business associate (BA), reported that it experienced a cybersecurity incident that affected the protected health information (PHI) of 720 individuals. The PHI involved included names, dates of birth, Social Security numbers, drivers’ license numbers, financial information, health insurance information, and other treatment information. The BA notified HHS, affected individuals, and the media. In its mitigation efforts, the BA provided complimentary c...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Atlantic Dialysis Management Services data breach?
The report to HHS OCR lists 3,851 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Mar 21, 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: 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 Atlantic Dialysis Management Services 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 Atlantic Dialysis Management Services.