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Lakeside Pediatrics & Adolescent Medicine, PLLC data breach

Incident readout

Company
Lakeside Pediatrics & Adolescent Medicine, PLLC
Reported to
Washington Attorney General
Filed
February 27, 2026
People affected
Not stated in the filing
Incident type in filing
Not stated
Our review
Monitoring
Read the official filing

Was this a ransomware attack?

The filing does not say ransomware was involved. We do not label an incident ransomware unless the company’s report says so. Whatever the cause, the steps to protect yourself and the legal question are the same.

Information listed in the filing

  • Full Name
  • Date of Birth
  • Social Security Number
  • Medical Record Number
  • Health Insurance ID Number
  • Diagnosis and Treatment Information
  • Prescription Information
  • Provider and Treatment Dates

What we know

Lakeside Pediatrics & Adolescent Medicine, PLLC operates as a specialized pediatric healthcare provider in Washington, delivering comprehensive medical care, routine check-ups, developmental evaluations, and specialized adolescent treatments to children and teenagers. Because of the critical nature of pediatric medicine, this practice maintains extensive and highly sensitive patient files from infancy through early adulthood. Healthcare providers in this sector routinely collect and store vast quantities of personally identifiable information and confidential medical histories to coordinate care, manage immunizations, and process insurance claims.

In 2026, Lakeside Pediatrics & Adolescent Medicine, PLLC reported a significant data security incident to the Washington Attorney General's office. While the precise mechanics of the breach continue to be investigated, incidents affecting specialized medical practices typically stem from unauthorized network intrusions, sophisticated ransomware deployments, or third-party vendor software vulnerabilities. Cybercriminals increasingly target smaller and mid-sized healthcare networks, recognizing that these entities may possess legacy digital infrastructure or constrained cybersecurity staffing, making them vulnerable entry points for extracting valuable Protected Health Information.

Data breaches involving pediatric medical practices expose exceptionally sensitive categories of information, creating severe, long-term risks for patients and their families. The compromised data often includes minors' full names, dates of birth, Social Security numbers, home addresses, health insurance policy details, and detailed clinical records such as diagnoses, treatment notes, and prescription histories. Unlike adult data, a child's compromised Social Security number or medical profile may go unnoticed for years, leaving minor victims uniquely vulnerable to delayed-discovery identity theft, fraudulent medical billing, unauthorized credit line openings, and the exploitation of their clean credit profiles before they even reach adulthood.

As a covered healthcare entity operating within Washington, Lakeside Pediatrics & Adolescent Medicine, PLLC was legally bound by the Health Insurance Portability and Accountability Act (HIPAA), the Washington Health My Health Data Act, and state consumer protection laws to implement rigorous administrative, physical, and technical safeguards. These governing statutes mandate continuous network monitoring, secure encryption of data both at rest and in transit, and stringent vendor risk management protocols. The occurrence of this data breach strongly suggests potential structural or operational failures in fulfilling these mandatory duties of care, raising serious questions about whether adequate defensive measures were maintained.

Receiving a formal data breach notification letter from Lakeside Pediatrics & Adolescent Medicine, PLLC serves as an official acknowledgment that your or your child's private information was compromised due to deficient corporate cybersecurity practices. Under established legal standards, notification recipients possess the legal standing to evaluate and participate in class action litigation aimed at holding negligent entities accountable for failing to safeguard sensitive records. Affected families do not need to demonstrate actual financial loss or identity theft to pursue legal remedies; simply having personal data exposed to unauthorized actors constitutes a cognizable legal harm. Our firm evaluates these claims on a contingency fee basis, meaning families pay absolutely nothing out of pocket, and fees are recovered only if a successful recovery or settlement is achieved on your behalf.

See every breach reported in Washington or read what to do after a ransomware attack.

After the Lakeside Pediatrics & Adolescent Medicine, PLLC incident: what to do and your options

What should I do after getting the Lakeside Pediatrics & Adolescent Medicine, PLLC data breach notice?
Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.
How many people were affected by the Lakeside Pediatrics & Adolescent Medicine, PLLC data breach, and what was exposed?
The filing does not give a count of affected people and lists the following information as involved: Full Name, Date of Birth, Social Security Number, Medical Record Number, Health Insurance ID Number, Diagnosis and Treatment Information, Prescription Information, Provider and Treatment Dates. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
Did Lakeside Pediatrics & Adolescent Medicine, PLLC offer free credit monitoring?
Check your letter from Lakeside Pediatrics & Adolescent Medicine, PLLC. If free credit or identity monitoring is offered, the enrollment code and deadline are printed in the notice itself. Because Social Security numbers are listed in this filing, identity monitoring and a credit freeze matter more than usual. Signing up doesn't waive any legal rights you may have.
Where can I see the official Lakeside Pediatrics & Adolescent Medicine, PLLC breach notice?
Lakeside Pediatrics & Adolescent Medicine, PLLC's report is published by the Washington Attorney General: https://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA36848.pdf Compare it with the letter you received to confirm the dates and details match.
Can I sue Lakeside Pediatrics & Adolescent Medicine, PLLC over the data breach?
It depends on what was exposed, the law in Washington and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
Do I need a Lakeside Pediatrics & Adolescent Medicine, PLLC data breach lawyer or attorney?
Whether the company's systems were encrypted by ransomware or data was simply taken, the legal question is the same: did it protect your information the way the law requires? An attorney can review your notice for free, and these cases are usually handled on contingency.
Is there a Lakeside Pediatrics & Adolescent Medicine, PLLC data breach class action lawsuit?
Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against Lakeside Pediatrics & Adolescent Medicine, PLLC. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
Is the Lakeside Pediatrics & Adolescent Medicine, PLLC data breach letter legit or a scam?
A notice from Lakeside Pediatrics & Adolescent Medicine, PLLC in the mail matches the breach Lakeside Pediatrics & Adolescent Medicine, PLLC reported to the Washington Attorney General on February 27, 2026. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact Lakeside Pediatrics & Adolescent Medicine, PLLC through a phone number or website you find yourself.
How much could a Lakeside Pediatrics & Adolescent Medicine, PLLC data breach settlement or claim be worth?
There is no set amount, and no Lakeside Pediatrics & Adolescent Medicine, PLLC settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. The filing lists Full Name, Date of Birth, Social Security Number as involved. Keep receipts and records; they're what damages claims are built on.

Other breaches reported in Washington

Attorney advertising. This page reflects a public regulator filing; it does not mean a lawsuit has been filed or that the company did anything unlawful. Submitting a review request does not create an attorney-client relationship.