- State
- TX
- Covered entity type
- Healthcare Provider
- Individuals affected
- 175,195
- Business associate present
- No
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- First seen by InfoSec Signals
- 9/23/2026
- Last seen in OCR export
- 9/23/2026
OCR description
The covered entity (CE), South Texas Oncology and Hematology, reported that it experienced a ransomware incident that affected the protected health information (PHI) of 175,195 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, diagnoses/conditions, lab results, medications, and other treatment information. The CE notified HHS, 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, and retrained workforce members to better protect its PHI.
Change history
- 9/23/2026Added to OCR's archive list
Source: U.S. Department of Health and Human Services, Office for Civil Rights, Breach Portal. Records are reproduced as published; entity names and figures are OCR's.