United Medical Doctors Data Breach Lawsuit Investigation

Shamis & Gentile P.A., one of the nation's premier class action law firms specializing in data breach cases, is investigating the United Medical Doctors data breach.
If you were affected by the data breach, your sensitive personally identifiable information may have been exposed, and you may be eligible for compensation.
About United Medical Doctors
United Medical Doctors is an independent multi-specialty medical and surgical group based in Southern California. The organization operates more than 80 clinical locations across Riverside, Orange, San Diego and Los Angeles counties.
UMD has a network of over 100 providers and a broad range of more than 25 specialties.
What Happened?
On March 31, 2026, United Medical Doctors detected suspicious activity on its network, consistent with a cybersecurity event. An investigation revealed that unauthorized access to the company’s systems took place at various times between Dec. 12, 2025, and March 31, 2026.
During this period, an unauthorized user gained access to and potentially acquired certain files within United Medical Doctors’ environment.
You May Be Entitled to Compensation
If your information was exposed in the United Medical Doctors data breach, you may be entitled to compensation. Lawyers are ready to help individuals who have been affected by this incident. By taking action, you can hold organizations accountable and potentially recover damages for any harm suffered as a result of the breach.
To find out if you qualify and to join the lawsuit, complete the below form.
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