University of Wisconsin Hospitals and Clinics Authority
ArchivedSubmitted 06/18/2021
Updated 12 hours ago ()
State
WI
Covered entity type
Healthcare Provider
Individuals affected
4,563
Business associate present
No
Type of breach
Hacking/IT Incident
Location of breached information
Electronic Medical Record, Other
First seen by InfoSec Signals
Sep 23, 2026
Last seen in OCR export
Oct 26, 2026
OCR description
The covered entity (CE), University of Wisconsin Hospitals and Clinics Authority, reported that it experienced a cyber-attack that affected the protected health information (PHI) of 4,563 individuals. The PHI included names, dates of birth, addresses, claims information, diagnoses/conditions, lab results, and medications. The CE notified HHS, the affected individuals, and the media. The CE implemented new policies and security awareness training as well as additional administrative, technical, and security safeguards.
Change history
Change history
Sep 23, 2026
Added to OCR's archive list
Source: HHS OCR Breach Portal, U.S. Department of Health and Human Services, Office for Civil Rights ·about this source
Records are reproduced as published; entity names and figures are OCR's.
Printed from infosecsignals.com. Every record links back to the agency that published it.
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