Skip to content

United Healthcare Services, Inc. Single Affiliated Covered Entity

Disclosed May 5, 20233 years ago398,319 affectedConfirmed

Official notice

The covered entity (CE), United Healthcare Services, reported that it impermissibly disclosed the protected health information (PHI) of 4,264 individuals to a business associate (BA). An employee of the BA was then subjected to an email phishing scheme that compromised this PHI. The PHI involved included names, addresses, birthdates, Social Security numbers, and health insurance and other treatment information. The CE notified HHS, affected individuals, and the media. In response to the breach, the CE offered free credit monitoring services. Staff were also retrained in its requirements to protect and secure PHI.

What is known

People affected398,319 (as reported to HHS)
DisclosedMay 5, 2023
AttackHacking
Data exposedNames, Health
SectorInsurance · US
StatusConfirmed

Sources

Notices filed

WhereFiledPeople
HHS archivetotalMay 5, 20231,971
HHS archivetotalMay 12, 20231,116
HHS archivetotalJul 28, 2023398,319
HHS archivetotalAug 17, 2023527
HHS archivetotalSep 7, 2023315,915
HHS archivetotalDec 8, 20234,264
History of this record
  • 2026-09-25 · disclosed: 2023-05-12 to 2023-05-05 · backfill source
  • 2026-09-25 · disclosed: 2023-07-28 to 2023-05-12 · backfill source
  • 2026-09-25 · records: 315915 to 398319 · backfill source
  • 2026-09-25 · disclosed: 2023-08-17 to 2023-07-28 · backfill source
  • 2026-09-25 · disclosed: 2023-09-07 to 2023-08-17 · backfill source
  • 2026-09-25 · records: 4264 to 315915 · backfill source
  • 2026-09-25 · disclosed: 2023-12-08 to 2023-09-07 · backfill source
  • 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 United Healthcare Services, Inc. Single Affiliated Covered Entity

New breaches by email

Wednesdays, only in weeks with newly disclosed breaches, the largest first.

Double opt-in. Unsubscribe any time.