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Cornerstone Care

Disclosed Feb 25, 20215 years ago12,081 affectedConfirmed

Official notice

The covered entity (CE), Cornerstone Care, LLC, reported that an employee was the victim of an email phishing scheme that affected the electronic protected health information (ePHI) of 12,081 individuals. The ePHI involved included names, addresses, dates of birth, diagnoses, health insurance information, Social Security numbers, and other treatment information. As a result of this incident, the CE implemented additional administrative, technical, and security safeguards to better protect its ePHI. In addition, the CE retrained its workforce members on the proper methods of identifying and responding to fraudulent email communications.

What is known

People affected12,081 (as reported to HHS)
DisclosedFeb 25, 2021
AttackHacking
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Source
HHS OCR breach report (archive, resolved): Cornerstone Care (Healthcare Provider, PA)ocrportal.hhs.gov · Official notice

Notices filed

WhereFiledPeople
HHS archivetotalFeb 25, 202112,081
History of this record
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.

Everything about Cornerstone Care

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