Baltimore Medical System Data Breach Lawsuit Investigation
File Your Claim Now

Dapeer Law, P.A., a top-rated class action law firm, is investigating the Baltimore Medical System data breach. If you received notice that your information was exposed during this breach, you may be entitled to compensation. It's free to join our investigation to see if we can help you recover.

Baltimore Medical System Data Breach Lawsuit Investigation

Were you treated by Baltimore Medical System and just got a breach notice? A notorious ransomware gang claims it leaked thousands of patient records online. Act quickly—learn how to protect your identity and find out if you can pursue compensation today.

What happened?

On September 16, 2025, the Brain Cipher ransomware group listed Baltimore Medical System (BMS) on its dark-web leak site, claiming it had stolen and published sensitive data. BMS, Maryland’s largest Federally Qualified Health Center, is still assessing exactly how many of its nearly 90,000 patients were affected.

What information was exposed?

According to the threat actor’s post and subsequent investigations, the compromised files may include:

  • Full names and contact details
  • Social Security numbers
  • Dates of birth and addresses
  • Government-issued IDs (e.g., driver’s licenses)
  • Health insurance information and medical records
  • Financial data such as payment-card numbers, CVV codes and expiration dates

The combination of personally identifiable information (PII) and protected health information (PHI) significantly elevates the risk of identity theft and medical fraud.

Baltimore Medical System’s response

BMS has engaged cybersecurity experts to contain the incident, recover systems and identify every impacted individual. The organization says it will send written notices once the review is complete and may offer complimentary credit-monitoring services.

Immediate steps to protect yourself

While BMS completes its forensics investigation, you don’t have to wait. Security specialists recommend the following actions:

  • Save every notice: Keep breach letters and any e-mails from BMS for your records.
  • Monitor credit & bank accounts: Check statements weekly for unfamiliar charges.
  • Place a fraud alert or credit freeze: Contact any one of the three major credit bureaus.
  • Use identity-protection services: Continuous dark-web and credit-file monitoring provides early warning.
  • Beware of phishing: Attackers may impersonate BMS to harvest more data—verify senders before clicking links or sharing info.

Your legal options after the Baltimore Medical System data breach

If your data was compromised, U.S. privacy laws may entitle you to damages for the time, expense and emotional distress caused by the breach. Class-action investigations are underway to determine whether BMS took adequate steps to secure patient files.

You may qualify to:

  • Receive free credit-monitoring or reimbursement for identity-theft expenses
  • Claim statutory damages under state consumer-protection laws
  • Hold the organization accountable for cybersecurity failures

Submit a claim form to see if you’re eligible—there is no upfront cost to participate.

Frequently Asked Questions

How do I know if I am part of the Baltimore Medical System data breach?

BMS will mail written notifications to confirmed victims once its review concludes. If you were a patient, proactively monitor your credit and watch for an official letter.

What should I do if my Social Security number was leaked in the Baltimore Medical System breach?

Immediately place a fraud alert or credit freeze with one of the three credit bureaus, monitor your credit reports, and consider filing your taxes early to block fraudulent returns.

Is Baltimore Medical System offering free credit monitoring?

BMS indicated it may provide complimentary credit-monitoring services, but details will be confirmed in individual breach notices. Keep an eye on your mail and e-mail.

Can I sue Baltimore Medical System for the data breach?

Potentially, yes. Class-action investigations aim to establish whether BMS’s security practices were negligent. Completing a claim form preserves your right to compensation if a lawsuit proceeds.

What types of damages could I recover?

Victims may be able to claim out-of-pocket costs (credit monitoring, identity restoration), time spent resolving issues, and statutory or punitive damages where allowed by law.

Does joining a class action cost anything?

No. Reputable data-breach class actions are handled on a contingency basis—attorney fees are paid only if the case succeeds.

Attorney Advertising. Prior results do not guarantee a similar outcome.

File Your Claim Now