HHS OCR report ยท 2021
Central Texas Medical Specialists, PLLC dba Austin Cancer Centers data breach
OCR report facts
- Covered entity
- Central Texas Medical Specialists, PLLC dba Austin Cancer Centers
- Entity type
- Healthcare Provider
- State
- Texas
- Individuals affected
- 36,503
- Submission date
- Sep 10, 2021
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE), Central Texas Medical Specialists, dba Austin Cancer Centers, reported that it experienced a ransomware attack that affected the protected health information (PHI) of 36,503 individuals. The PHI involved included names, dates of birth, addresses, Social Security numbers, claims information, diagnoses, medications, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. In response to the breach, the CE imp...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Central Texas Medical Specialists, PLLC dba Austin Cancer Centers data breach?
The report to HHS OCR lists 36,503 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Sep 10, 2021.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Network Server.
Is the investigation still open?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from Central Texas Medical Specialists, PLLC dba Austin Cancer Centers legitimate?
This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.
Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or Central Texas Medical Specialists, PLLC dba Austin Cancer Centers.