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Mattapan Community Health Center

Disclosed Dec 31, 20205 years ago4,073 affectedConfirmed

Official notice

The covered entity (CE), Mattapan Community Health Center (MCHC), reported that an employee was the victim of an email phishing scheme that affected the electronic protected health information (ePHI) of 4,073 individuals. The ePHI involved included names, addresses, dates of birth, Social Security numbers, and medical information. Following the breach, MCHC implemented additional administrative and technical safeguards and retrained its staff on email security. MCHC also provided complimentary credit monitoring services and established a call center for questions or concerns. As a result of OCR’s investigation, the CE received technical assistance pertaining to the HIPAA Security and Breach Notification Rules.

What is known

People affected4,073 (as reported to HHS)
DisclosedDec 31, 2020
AttackHacking
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

WhereFiledPeople
HHS archivetotalDec 31, 20204,073
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.

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