HHS OCR report · 2015
St. Mary's Health data breach
OCR report facts
- Covered entity
- St. Mary's Health
- Entity type
- Healthcare Provider
- State
- Indiana
- Individuals affected
- 3,952
- Submission date
- Mar 5, 2015
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Business associate present
- No
- Status
- Archive (closed)
OCR description
On December 3, 2014, the covered entity (CE), St. Mary’s Health, discovered that a phishing email attack compromised several employees’ user names and passwords. The breach affected approximately 3,952 individuals. The types of protected health information (PHI) involved in the breach included patients’ names, addresses, date of birth, clinical information, and in some instances, social security numbers. The CE provided breach notification to HHS, affected individuals and the media. Following...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the St. Mary's Health data breach?
The report to HHS OCR lists 3,952 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Mar 5, 2015.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Email.
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 St. Mary's Health 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 St. Mary's Health.