• April 2026 •

Baltimore Medical System Data Breach

Last Updated on April 6, 2026

If your information was compromised in the Baltimore Medical System data breach, you may be able to start a class action to collect money for the harm you’ve suffered.

• Keep reading for more information

At A Glance

What's Going On?: Attorneys need to hear from people affected by the Baltimore Medical System data breach as they investigate whether a class action lawsuit can be filed.
What You Can Do: If you believe your information may have been compromised in the Baltimore Medical System data breach, fill out the form on this page to learn more about the investigation and how you can help.
Does This Cost Anything?: It costs nothing to get in touch or to talk to someone about your rights.
What Can I Get?: If filed and successful, a class action lawsuit could provide consumers with money for any harm resulting from the Baltimore Medical System breach.

Baltimore Medical System Data Breach: Lawsuit Investigation

Attorneys working with ClassAction.org are looking into whether a class action lawsuit can be filed in light of the Baltimore Medical System data breach.

As part of their investigation, they need to hear from individuals who had their information exposed in the incident, including those who received notice of the Baltimore Medical System data breach or otherwise believe they are affected.

Baltimore Medical System Security Incident: What Happened?

Baltimore Medical System, which operates nine practices in the Baltimore area, has reported a data breach involving unauthorized access to its systems. A notice on the company’s website, updated March 27, 2026, states that a third-party cybersecurity investigation found that access or duplication of certain files occurred between July 2 and July 20, 2025.

The breached data may include names, contact details, birth dates, Social Security numbers, medical record or patient identification numbers, medical and treatment information, lab results, Medicare or Medicaid ID numbers, health insurance and claims details, and financial account information.

The healthcare provider is notifying individuals affected by the Baltimore Medical System data breach by mail (sample notification letter pictured below).

What You Can Do After the Baltimore Medical System Data Breach

If your information was exposed in the Baltimore Medical System data breach, attorneys want to hear from you. You may be able to start a class action lawsuit to recover compensation for loss of privacy, time spent dealing with the breach, out-of-pocket costs, and more.

A successful case could also force Baltimore Medical System to ensure they take proper steps to protect the information they were entrusted with.

Affected by the Baltimore Medical System data breach? Fill out the form on this page today.