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Steward Medical Group

Disclosed Jun 4, 20215 years ago640 affectedConfirmed

Official notice

The covered entity (CE), Steward Medical Group, reported that an employee was the victim of an email phishing attack that affected the protected health information (PHI) of 640 individuals. The PHI involved included names, dates of birth, Social Security numbers, and claims and treatment information. The CE notified HHS, affected individuals, and the media. In its mitigation efforts, the CE implemented additional administrative and technical safeguards and retrained its staff on email security.

What is known

People affected640 (as reported to HHS)
DisclosedJun 4, 2021
AttackHacking
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Source
HHS OCR breach report (archive, resolved): Steward Medical Group (Healthcare Provider, MA)ocrportal.hhs.gov · Official notice

Notices filed

WhereFiledPeople
HHS archivetotalJun 4, 2021640

Other breaches at Steward Medical Group

BreachAffected
Disclosed Jul 26, 2022Jul 26, 20224 years agoInsider2,188
Disclosed Nov 28, 2018Nov 28, 20187 years agoHacking16K
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 Steward Medical Group

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