HHS OCR report ยท 2025
Square Medical Group, LLC data breach
OCR report facts
- Covered entity
- Square Medical Group, LLC
- Entity type
- Healthcare Provider
- State
- Massachusetts
- Individuals affected
- 2,363
- Submission date
- Jan 15, 2025
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
Square Medical Group, the covered entity (CE), reported that an employee accidentally sent an email communication without using the blind carbon copy function. This affected the protected health information (PHI) of 2,363 individuals. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. The PHI involved included names and email addresses. In its mitigation efforts, the BA strengthened its administrative safeguards and retrained its staff on the ...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Square Medical Group, LLC data breach?
The report to HHS OCR lists 2,363 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jan 15, 2025.
What type of breach was it?
The OCR portal lists the type of breach as Unauthorized Access/Disclosure, 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 Square Medical Group, LLC 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 Square Medical Group, LLC.