- State
- IL
- Covered entity type
- Business Associate
- Individuals affected
- 15,846
- Business associate present
- Yes
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- First seen by InfoSec Signals
- Sep 23, 2026
- Last seen in OCR export
- Oct 25, 2026
OCR description
CareTree, the business associate (BA), reported that it experienced a ransomware incident that affected the protected health information (PHI) of 15,846 individuals. The breached PHI included names, addresses, dates of birth, drivers’ license and Social Security numbers, diagnoses, conditions, lab results, medications, and financial and other medical information. The BA notified HHS, affected individuals, the media, and posted substitute notice on its website. In its mitigation efforts, the BA implemented additional administrative and technical safeguards to better protect sensitive data. OCR also provided technical assistance.
Change history
- Sep 23, 2026Added 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.