Health Plan · Archived
Group Health Cooperative of South Central Wisconsin
533,809 individuals · submitted April 8, 2024
About this report
The covered entity (CE), Group Health Cooperative of South Central Wisconsin, reported that it was the subject of a ransomware attack that affected the protected health information (PHI) of 533,809 individuals. The PHI involved included names, Social Security numbers, addresses, dates of birth and medial record numbers. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services to the affected individuals and implemented additional administrative, technical, and security safeguards. Staff were retrained on the requirement to protect and secure PHI.
Summary as published by the HHS Office for Civil Rights.
- Organization
- Group Health Cooperative of South Central Wisconsin
- State
- WI
- Entity type
- Health Plan
- Individuals affected
- 533,809
- Submission date
- April 8, 2024
- Breach type
- Hacking/IT Incident
- Location of information
- Network Server
- Business associate present
- No
- OCR status
- Archived
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