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Security Health Plan of Wisconsin

Disclosed Jul 19, 20197 years ago3,657 affectedConfirmed

Official notice

Northwood, Inc., a business associate (BA) of Blue Care Network and Blue Cross Blue Shield of Michigan, reported that an employee was the victim of an email phishing scheme that affected the protected health information (PHI) of approximately 18,684 individuals. Of note, Northwood is a BA of Security Health Plan of Wisconsin whose PHI was also compromised as a result of this breach. The PHI involved included names, addresses, dates of birth, health insurance information, and treatment information. Northwood notified HHS, affected individuals, the media, and the FBI. In its mitigation efforts, Northwood implemented additional administrative technical, and security safeguards to better protect its PHI. OCR obtained assurances that Northwood implemented the corrective action noted.

What is known

People affected3,657 (as reported to HHS)
DisclosedJul 19, 2019
AttackHacking
Data exposedNames, Health
SectorInsurance · US
StatusConfirmed

Sources

Notices filed

WhereFiledPeople
HHS archivetotalJul 19, 20193,657
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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