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Eastern Los Angeles Regional Center

Disclosed Sep 13, 20215 years ago5,441 affectedConfirmed

Official notice

The business associate (BA), Eastern Los Angeles Regional Center, reported that an employee was the victim of an email phishing attack affecting the protected health information (PHI) of 5,441 individuals. The PHI involved included names, Social Security numbers, unique client identification numbers, diagnoses, and health insurance and other treatment information. The BA notified HHS, affected individuals, the media, and provided substitute notice. The BA also provided complimentary credit monitoring services to affected individuals. In response to the breach, the BA implemented additional technical safeguards, revised its policies and procedures, and retrained its employees. During the investigation, OCR provided the BA with technical assistance.

What is known

People affected5,441 (as reported to HHS)
DisclosedSep 13, 2021
HappenedJul 15, 2021
AttackHacking
Data exposedNames, Health
SectorNonprofit · US
StatusConfirmed

Sources

Notices filed

WhereFiledPeople
California AGresidents of CASep 13, 2021
HHS archivetotalSep 13, 20215,441
California AGresidents of CAJan 7, 2022
History of this record
  • 2026-09-25 · attack: unknown to hacking · backfill source
  • 2026-09-25 · data_types: [] to ["names","health"] · backfill source
  • 2026-09-25 · records_basis: empty to hhs · backfill source
  • 2026-09-25 · records: empty to 5441 · backfill source
  • 2026-09-25 · summary: empty to The business associate (BA), Eastern Los Angeles Regional Center, reported that an employee was the victim of an email phishing attack affecting the protected health information (PHI) of 5,441 individuals. The PHI involved included names, S · backfill source
  • 2026-09-25 · disclosed: 2022-01-07 to 2021-09-13 · backfill source
  • 2026-09-25 · added · backfill source

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

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