Regulator-posted notice

Breach notice filed by Professional Dental Alliance of Connecticut, PLLC (October 2021)

Organization named: Professional Dental Alliance of Connecticut, PLLC Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Hacking/IT Incident

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 Oct. 1, 2021.

Organization as reported: Professional Dental Alliance of Connecticut, PLLC, PA
Entity type as reported: Healthcare Provider
Category as reported: Hacking/IT Incident
Location of information as reported: Email
Submission date: Oct. 1, 2021
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 11877, row:3016)
Archived copy: Held in the private archive (provenance)

The covered entity (CE), Professional Dental Alliance of Connecticut, reported that employees of its business associate (BA) were the victims of an email phishing attack that compromised the protected health information (PHI) of approximately 6,237 individuals. The PHI involved included names, dates of birth, Social Security numbers, and claims and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice on its website. A call center was established for questions or concerns. In response to the breach, the BA strengthened its administrative, technical, and security safeguards and retrained it staff on email security.
The source's own words, from the revision above.

Figures, per source

6,237 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Oct. 1, 2021, 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.

2021-10-01Submission date (HHS Office for Civil Rights breach portal)
2026-10-18Observed by BreachRecords (revision 11877)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

Professional Dental Alliance of Connecticut, PLLC 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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