Regulator-posted notice

Breach notice filed by Square Medical Group, LLC (January 2025)

Organization named: Square Medical Group, LLC Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Unauthorized Access/Disclosure

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS Office for Civil Rights breach portal with a submission date of Jan. 15, 2025.

Organization as reported: Square Medical Group, LLC, MA
Entity type as reported: Healthcare Provider
Category as reported: Unauthorized Access/Disclosure
Location of information as reported: Email
Submission date: Jan. 15, 2025
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 9482, row:621)
Archived copy: Held in the private archive (provenance)

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 requirement to protect and secure PHI.
The source's own words, from the revision above.

Figures, per source

2,363 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Jan. 15, 2025, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

2025-01-15Submission date (HHS Office for Civil Rights breach portal)
2026-10-18Observed by BreachRecords (revision 9482)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

Square Medical Group, LLC Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
text/csv, 5,530,996 bytes, retrieved from HHS Office for Civil Rights breach portal, 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

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