Wisconsin Diagnostic Laboratories
Disclosed Aug 2, 20197 years ago68,212 affectedConfirmed
The covered entity (CE), Wisconsin Diagnostics Laboratories, reported that its business associate (BA) experienced a cybersecurity incident that compromised the protected health information (PHI) of 68,212 individuals. The PHI involved included names, addresses, dates of birth, financial information, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. In response to the breach the CE ceased its business relationship with the BA.
What is known
| People affected | 68,212 (as reported to HHS) |
|---|---|
| Disclosed | Aug 2, 2019 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| HHS OCR breach report (archive, resolved): Wisconsin Diagnostic Laboratories (Healthcare Provider, WI)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | Aug 2, 2019 | 68,212 |
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.