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Milestone Electric

Disclosed Oct 1, 20205 years ago4,973 affectedConfirmed

Official notice

The covered entity (CE), Milestone Electric, reported that employees were the victims of an email phishing attack that compromised the protected health information (PHI) of 4,973 individuals. The PHI involved included names, addresses, dates of birth, and Social Security numbers. The CE notified HHS, affected individuals, the media, and provided substitute notice on its website. In response to the breach, the CE implemented additional technical safeguards, updated its policies and procedures, and retrained its workforce members on email security.

What is known

People affected4,973 (as reported to HHS)
DisclosedOct 1, 2020
HappenedMay 26, 2020
AttackHacking
Data exposedNames, Health
SectorEnergy · US
StatusConfirmed

Sources

Source
Indiana Attorney General 2020 data breach report: Milestone Electricin.gov · Official notice
HHS OCR breach report (archive, resolved): Milestone Electric (Health Plan, TX)ocrportal.hhs.gov · Official notice

Notices filed

WhereFiledPeople
Indiana AGresidents of INOct 1, 20201
HHS archivetotalOct 8, 20204,973
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: organization to hhs · backfill source
  • 2026-09-25 · records: 3802 to 4973 · backfill source
  • 2026-09-25 · summary: empty to The covered entity (CE), Milestone Electric, reported that employees were the victims of an email phishing attack that compromised the protected health information (PHI) of 4,973 individuals. The PHI involved included names, addresses, date · backfill source
  • 2026-09-25 · added · backfill source

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

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