HHS OCR report ยท 2021
Westwood Obstetrics and Gynecology data breach
OCR report facts
- Covered entity
- Westwood Obstetrics and Gynecology
- Entity type
- Healthcare Provider
- State
- Illinois
- Individuals affected
- 12,931
- Submission date
- May 21, 2021
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
The covered entity (CE), Westwood Obstetrics and Gynecology, reported that its business associate (BA) was the subject of a hacking attack that affected the protected health information (PHI) of 12,931 individuals. The PHI involved included names, addresses, Social Security numbers, dates of birth, diagnoses, and medications. The CE notified HHS, affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Westwood Obstetrics and Gynecology data breach?
The report to HHS OCR lists 12,931 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on May 21, 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 Westwood Obstetrics and Gynecology 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 Westwood Obstetrics and Gynecology.