LeMaitre Vascular Data Breach Lawsuit Investigation

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Data Breaches / LeMaitre Vascular
Active investigation Data breach · Healthcare Notices mailed Sep 18, 2026

Received a September 2026 breach notice from LeMaitre Vascular?

Dapeer Law, P.A. is investigating a potential class action against LeMaitre Vascular, Inc., a Burlington, Massachusetts medical device manufacturer, on behalf of individuals whose Social Security numbers, driver's license numbers, and medical information may have been exposed in a data security incident disclosed in September 2026.

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Breach window
Not disclosed
Unauthorized access to files, dates not stated in notice
Notification delay
Not disclosed
Discovery date not stated, notices Sep 2026
Credit monitoring
24 months
Through Cyberscout (TransUnion)
Eligibility

Who may qualify

You may be eligible to participate in a class action if any of the following applies:

  • You received a data breach notification letter from LeMaitre Vascular dated September 2026.
  • Your letter offered enrollment in free 24-month Cyberscout identity protection services (TransUnion).
  • You had personal or medical information held by the company, for example as an employee, patient, or other individual connected to its vascular device business.
  • No proof of harm required to consult with counsel. You do not need to have already suffered identity theft to explore your legal options.
  • Excluded: individuals who did not receive a breach notice and whose information was not involved in the incident.

Not sure if you qualify?

Send us your notice, we'll confirm your eligibility at no cost.

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Background

What happened

LeMaitre Vascular, Inc. ("LeMaitre"), a publicly traded medical device manufacturer headquartered in Burlington, Massachusetts, experienced a data security incident. According to the company, its investigation determined that certain files containing personal information were accessed without authorization. The notice does not state when the incident occurred or when it was discovered.

LeMaitre mailed notification letters dated September 18, 2026 and reported the incident to the Massachusetts and Vermont regulators the same day. The Massachusetts filing lists 955 affected individuals, all Massachusetts residents. The data reported as involved includes Social Security numbers, driver's license numbers, and medical information. The company states it has no evidence of misuse and is offering 24 months of complimentary identity protection through Cyberscout (TransUnion), with an enrollment deadline of December 18, 2026.

Because the exposed data combines government identifiers with medical information, affected individuals may face elevated risk of identity theft and medical identity fraud. Whether LeMaitre's security practices met legal standards, and how long it took to notify affected individuals, are among the issues being evaluated.

Medical device company SSN exposure Medical information Massachusetts AG filing Vermont AG filing
Action plan

What to do if you received a letter

1

Keep your notice letter

Do not discard it. Your letter contains the enrollment code for identity protection services and is important evidence if you decide to participate in a lawsuit.

2

Enroll in the free 24-month identity protection

Enroll in the Cyberscout (TransUnion) credit and dark web monitoring offered in your letter before December 18, 2026. Accepting this benefit does not waive your right to pursue legal action.

3

Place a fraud alert or credit freeze

Contact Equifax, Experian, and TransUnion to place a fraud alert or freeze on your file. Request a free weekly credit report from AnnualCreditReport.com, and use the FTC's IdentityTheft.gov recovery guide.

4

Speak with a data breach attorney

Consultations with Dapeer Law are free and confidential. We'll review your notice, explain your options, and advise whether you may be eligible to join a class action.

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Timeline

Breach timeline

Not disclosed Passed
Unauthorized access to files containing personal information
Sep 18, 2026 Passed
Notice filed with Massachusetts and Vermont regulators, letters mailed
Dec 18, 2026 Active
Deadline to enroll in free Cyberscout (TransUnion) identity protection
Pending Active
Potential class action filing
Statutes of limitations vary by state and legal theory, typically one to six years. Waiting can permanently bar your claim.
Possible recovery

Compensation you may be entitled to

Out-of-pocket expenses

Credit freezes, identity restoration services, and other costs incurred responding to the breach.

Time spent monitoring

Hours spent reviewing accounts, disputing fraudulent charges, and dealing with identity theft issues.

Identity theft & fraud losses

Unreimbursed funds stolen from accounts, unauthorized credit lines, or tax refund fraud tied to the breach.

Statutory damages

Certain state data breach and consumer protection statutes provide for fixed damages regardless of actual loss.

Injunctive relief

Court orders requiring the company to implement stronger data security practices going forward.

Compensation categories depend on applicable state law, the types of data exposed, and documented losses. No recovery is guaranteed.

FAQ

Common questions

I received a data breach letter from LeMaitre Vascular. What should I do? +

Keep the letter, enroll in the free 24-month Cyberscout (TransUnion) identity protection services before December 18, 2026, review your credit reports at AnnualCreditReport.com, and consider a fraud alert or security freeze. Because medical information was involved, also review any explanation of benefits statements from your health insurer. Accepting monitoring does not waive your right to sue.

Am I eligible to join a class action against LeMaitre Vascular? +

If you received a September 2026 breach notice from LeMaitre Vascular, you are likely eligible for a free case evaluation. Eligibility depends on your state of residence, the categories of your data that were exposed, and any losses or time you have spent responding. Dapeer Law will review your notice at no cost.

How much money could I receive from a class action lawsuit? +

Data breach class action recoveries vary significantly. Settlements typically range from a few hundred dollars for basic out-of-pocket losses to several thousand dollars for documented identity theft, with class size, damages, and negotiation all affecting the final amount. No payout is guaranteed, and this investigation has not yet resulted in a settlement.

What personal information was exposed in the breach? +

According to the regulatory filing, the data involved includes Social Security numbers, driver's license numbers, and medical information. Your individual notice letter may specify which of these categories applied to you.

Did LeMaitre Vascular offer free credit monitoring? +

Yes. LeMaitre is providing 24 months of complimentary identity protection through Cyberscout (TransUnion), including credit and dark web monitoring, up to $1 million in identity fraud loss reimbursement, and fully managed identity theft recovery services. The enrollment deadline is December 18, 2026. Enrollment does not waive your right to pursue a claim.

How many people were affected by the LeMaitre Vascular breach? +

The Massachusetts Attorney General filing reports 955 affected individuals, all of them Massachusetts residents. This page will be updated if additional figures are disclosed.

Is there a deadline to take legal action? +

Yes. Statutes of limitations for data breach claims vary by state and legal theory, typically ranging from one to six years. Waiting can permanently bar your claim. Contact us as soon as possible for a free evaluation.

How do I get a copy of the official breach notice? +

The sample notice filed with the Massachusetts Attorney General is available as a PDF through the Massachusetts AG's data breach notification records (linked in Sources below). If you received a letter but no longer have it, Dapeer Law can assist you in obtaining a copy during your free consultation.

References

Sources & references

Attorney advertising. This page is provided for informational purposes only. It does not constitute legal advice or form an attorney-client relationship. Dapeer Law, P.A. is not affiliated with LeMaitre Vascular, Inc., Cyberscout, or any credit bureau. Prior results do not guarantee a similar outcome. All information regarding the data incident is drawn from the official notification filed with Massachusetts Attorney General on September 18, 2026.
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