PRIVACY ALERT: Kentfield Hospital Under Investigation for Data Breach of Patient Records

SAN FRANCISCO, July 9, 2025 /PRNewswire/ — Schubert Jonckheer & Kolbe LLP is investigating a data breach that led to unauthorized access to patient information held by Kentfield Hospital. Kentfield Hospital is a California-based critical access hospital.

Kentfield Hospital has failed to inform its patients whether their private information was stolen, but according to DataBreaches.com, the ransomware group World Leaks is in possession of 146.4 gigabytes of data consisting of 140,683 files. The admissions-related folders in World Leaks’s possession contained patient folders from 2020 and 2021, but also with the first months of 2022. Other patient-related files from 2023 and 2024 were noted, including investigations of complaints involving patient care and quality improvement reviews initiated by Centers for Medicare & Medicaid Services (CMS).

The following information may have been compromised in the breach: names, dates of birth, medical record numbers, financial record numbers, diagnoses, medications, medical care information, and test results.

If your personal information was impacted by this incident, you may be at risk of identity theft and other serious violations of your privacy. As a result, you may be entitled to money damages and an injunction requiring changes to Kentfield Hospital’s cybersecurity practices.

If you received notification of this data breach or are a patient of Kentfield Hospital and wish to obtain additional information about your legal rights, please contact us today or visit our website at https://www.classactionlawyers.com/kentfieldhospital.

About Schubert Jonckheer & Kolbe LLP
Schubert Jonckheer & Kolbe represents shareholders, employees, and consumers in class actions against corporate defendants, as well as shareholders in derivative actions against their officers and directors. The firm is based in San Francisco, and with the help of co-counsel, litigates cases nationwide.

Contact
Sonum Dixit
Schubert Jonckheer & Kolbe LLP
sdixit@sjk.law
Tel: 415-299-8207

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SOURCE Schubert Jonckheer & Kolbe LLP