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MonitoringWashington AG filing · February 27, 2026

The Lakeside Pediatrics & Adolescent Medicine, PLLC Data Breach: Reported Filing Facts

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.

State
Washington
Reported
February 27, 2026

What may have been exposed

  • 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

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.

What to do if you were affected

Based on the categories of information reported in this filing, these steps can help limit the risk of identity theft and fraud.

  • Freeze your credit

    Place a free credit freeze with Equifax, Experian, and TransUnion. A freeze blocks new accounts from being opened in your name and can be lifted anytime.

  • Check for medical identity theft

    Review the Explanation of Benefits statements from your health insurer for services or claims you never received, which can signal misuse of your medical identity.

  • Stay alert to targeted scams

    Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.

  • Keep your notification letter

    Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

Source: Washington Attorney General filing

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