Johns Hopkins notifies 3,182 patients over unapproved AI data leak
Johns Hopkins Bayview Medical Center alerted about 3,182 patients on October 22, 2026, after a staff member uploaded a spreadsheet containing their protected health information to an unapproved AI tool on September 21. The data included names, admission dates, medical record numbers, account numbers, treatment details, and provider names—but excluded Social Security numbers and financial…
Key points
- 3,182 patients notified after staff uploaded protected health data to an unapproved AI tool on September 21, 2026
- Exposed data included names, treatment details, and provider names but excluded Social Security numbers or financial info
- Hospital deleted the data and is tightening AI tool policies and staff training after the breach
The hospital is using the breach to update its policies and staff training, restricting the use of unapproved AI tools and emphasizing compliance with protected health information protocols. Affected patients receive 12 months of free credit monitoring through Experian IdentityWorks and can contact a dedicated call center (1-833-931-7766) for questions. The incident highlights ongoing risks of improper AI tool usage in healthcare settings, where sensitive data must be handled with strict controls.
Johns Hopkins alerts 3,000+ patients after data sent to AI tool
wmar2news.com · 26 October 2026
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