UnitedHealth Group health plan single affiliated covered entity
Disclosed May 8, 201920,536 affectedConfirmed
The covered entity (CE), UnitedHealth Group Health Plan Single Affiliated Covered Entity, reported that its business associate (BA) experienced a cyber-attack that compromised the protected health information (PHI) of 3,335 individuals. The PHI involved included names, treatment information, and claims and financial information. The CE notified HHS, affected individuals, and the media. In response to the breach, the CE provided complimentary credit monitoring services and the CE and BA implemented additional administrative and technical safeguards.
What is known
| People affected | 20,536 (as reported to HHS) |
|---|---|
| Disclosed | May 8, 2019 |
| Attack | Hacking |
| Data exposed | NamesHealth |
| Sector | Insurance · US |
| Status | Confirmed |
Sources
Notices filed
Other breaches at UnitedHealth Group health plan single affiliated covered entity
History of this record
First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.
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