HHS OCR report ยท 2021
Professional Dental Alliance of Illinois, PLLC data breach
OCR report facts
- Covered entity
- Professional Dental Alliance of Illinois, PLLC
- Entity type
- Healthcare Provider
- State
- Pennsylvania
- Individuals affected
- 16,673
- Submission date
- Oct 1, 2021
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE), Professional Dental Alliance of Illinois, 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 16,673 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 ...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Professional Dental Alliance of Illinois, PLLC data breach?
The report to HHS OCR lists 16,673 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Oct 1, 2021.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, 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 Professional Dental Alliance of Illinois, PLLC 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 Professional Dental Alliance of Illinois, PLLC.