HHS OCR report · 2021
Barlow Respiratory Hospital data breach
OCR report facts
- Covered entity
- Barlow Respiratory Hospital
- Entity type
- Healthcare Provider
- State
- California
- Individuals affected
- 10,761
- Submission date
- Dec 30, 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), Barlow Respiratory Hospital, reported that it was the victim of a ransomware attack affecting the protected health information (PHI) of 10,761 individuals. The PHI involved included names, addresses, dates of birth, drivers’ license numbers, Social Security numbers, medical record numbers, diagnoses, financial information, and other health insurance and treatment information. The CE notified HHS, affected individuals, the media and provided substitute notice. In respo...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Barlow Respiratory Hospital data breach?
The report to HHS OCR lists 10,761 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Dec 30, 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 Barlow Respiratory Hospital 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 Barlow Respiratory Hospital.