Health Data Breach Tracker/CA

Healthcare Provider · Under investigation

One Medical Group, Inc.

153,174 individuals · submitted July 17, 2026

About this report

One Medical Group, Inc., listed by OCR as a healthcare provider in CA, reported a breach of unsecured protected health information to the HHS Office for Civil Rights on July 17, 2026, affecting 153,174 individuals. OCR lists the breach type as Hacking/IT Incident and the location of the information as Network Server. Business associate present: No. OCR status: under investigation.

OCR has not published a case summary for this report. The text above restates the structured fields OCR lists.

Organization
One Medical Group, Inc.
State
CA
Entity type
Healthcare Provider
Individuals affected
153,174
Submission date
July 17, 2026
Breach type
Hacking/IT Incident
Location of information
Network Server
Business associate present
No
OCR status
Under investigation

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