MAK Anesthesia mailed a data breach notification letter to affected individuals after reporting the incident to the New Hampshire Attorney General on May 5, 2025. If that letter reached you, your personal information was in the affected systems — and you may have legal options at no cost to you.
The New Hampshire Attorney General filing confirms the breach notice — not a court case. Dollar amounts and deadlines are shown only when a verifiable court filing supports them — nothing on this page estimates or guarantees a result.
Records filed with the New Hampshire AG show that MAK Anesthesia confirmed exposure of the information below:
Each exposed category makes the claim stronger. Courts treat unauthorized disclosure of this information as actionable harm.
MAK Anesthesia operates as a specialized medical practice providing essential anesthesia and perioperative care services to patients undergoing surgical, diagnostic, and obstetrical procedures. Because anesthesiology is deeply integrated into hospital and surgical center workflows, MAK Anesthesia functions as a high-volume repository for intensely private medical and personal records. To successfully administer anesthesia, coordinate with surgical teams, and process medical billing, the organization routinely collects and retains comprehensive patient profiles, including detailed health histories, surgical records, insurance documentation, and government-issued identification numbers. This creates a vast digital footprint of sensitive data that makes the practice an attractive target for malicious cyber actors seeking to exploit vulnerable medical networks.
The security incident reported by MAK Anesthesia to the New Hampshire Attorney General in 2025 highlights the persistent vulnerabilities facing healthcare providers and specialized medical groups in an era of sophisticated cyber threats. While detailed technical disclosures continue to emerge, breaches of this nature typically involve unauthorized third-party intrusion into administrative or clinical databases, ransomware deployment, or compromise of network credentials used by administrative and medical personnel. Healthcare organizations frequently manage complex ecosystems of legacy systems and third-party vendors, creating multiple vectors for malicious actors to infiltrate networks, exfiltrate confidential files, and remain undetected within the system before launching an attack or demanding extortion.
The exposure of medical and administrative data in a healthcare breach carries severe, long-term consequences for affected individuals. The leaked information frequently encompasses full names, dates of birth, Social Security numbers, health insurance policy details, clinical diagnoses, and specific treatment histories. Unlike compromised financial cards that can be canceled and replaced, core medical data and Social Security numbers cannot be easily altered. This exposes victims to heightened risks of medical identity theft—where unauthorized parties obtain treatment using a victim's insurance, potentially corrupting their permanent medical history with erroneous blood types, allergies, or diagnostic records. Furthermore, exposed demographic and financial data facilitates sophisticated tax fraud, fraudulent credit applications, and targeted social engineering scams that plague victims for years following the initial breach.
As a healthcare entity handling protected health information, MAK Anesthesia is bound by strict federal and state regulatory mandates, primarily the Health Insurance Portability and Accountability Act (HIPAA) Security and Privacy Rules, alongside New Hampshire state data protection statutes. These laws impose affirmative legal duties to implement robust administrative, physical, and technical safeguards to secure electronic protected health information. The occurrence of a data breach of this scale strongly suggests potential failures in maintaining adequate network segmentation, failing to deploy comprehensive encryption protocols, or neglecting timely vulnerability patching and access control monitoring. Under the law, organizations that invite patients to entrust them with sensitive healthcare data have a non-negotiable duty to protect it.
Receiving a formal data notification letter from MAK Anesthesia serves as an official legal acknowledgment that your confidential records were compromised as a direct result of corporate security deficiencies. This notification establishes the legal standing necessary to participate in a class action lawsuit aimed at holding the practice accountable for failing to safeguard sensitive information. Crucially, affected individuals do not need to demonstrate actual financial loss or out-of-pocket expenses to pursue legal claims; the increased risk of future identity theft and the loss of privacy alone constitute actionable harm under modern jurisprudence. Our firm investigates these data breach matters on a contingency fee basis, meaning you pay absolutely nothing out of pocket, and we only recover fees if we successfully secure a financial settlement or judgment on your behalf.
Many people wrongly assume a claim requires proven fraud. The law recognizes data exposure alone as harm. See which of these describes your situation:
You received a data breach notification letter from MAK Anesthesia
You were a customer, patient, employee, or client of MAK Anesthesia
Your personal information was stored in MAK Anesthesia's systems
Your Social Security number or driver's license number was exposed
Your medical records, diagnoses, or health insurance information was compromised
Your financial account, credit card, or banking information was disclosed
You reside in the United States (all 50 states eligible)
That letter is legally required and confirms your data was exposed. It also gives you standing to file a claim.
What your notification letter means & what to do next →Four moves to make now — they protect both your identity and your legal position:
Your MAK Anesthesia notification letter is legal evidence. Keep both physical and digital copies somewhere safe — it establishes you were affected and anchors your claim.
MAK Anesthesia typically offers free credit monitoring to affected individuals. The enrollment code is usually in the letter — activate it even if you see no signs of fraud.
Lock down your credit file at Equifax, Experian and TransUnion with a free security freeze — thieves cannot open accounts on a frozen file.
Deadlines apply to breach claims. A free review of your MAK Anesthesia letter takes minutes, and we only get paid if you do.
Security Incident
Prior to AG notification
An unauthorized party accessed MAK Anesthesia systems that stored personal information.
Reported to Attorney General
May 5, 2025
MAK Anesthesia filed its official breach notice with the New Hampshire Attorney General.
Consumer Notification Letters Sent
Within weeks of AG filing
Affected individuals receive mailed notification letters as required by statute.
Legal Window — Act Now
Statute of limitations applies
Legal deadlines limit how long you have to act on this breach.
Several forms of recovery may be available to MAK Anesthesia letter recipients — the exact mix depends on state law and the data types exposed:
Per-incident statutory damages may be available even without proof of fraud; California's $100–$750 statute is the leading example.
Reimbursement for fraud charges, unauthorized transactions, or expenses you incurred as a direct result of the breach.
Time spent handling breach fallout — freezes, disputes, monitoring — is compensable.
Reimbursement for the cost of credit monitoring services, identity theft protection, and related identity restoration expenses.
SSN and driver's license exposure creates long-term identity theft risk. Courts recognize the ongoing value of this harm and may award damages accordingly.
The unauthorized exposure of health and medical information may trigger HIPAA-related claims and additional state health privacy protections.
Exposure of financial account or credit/debit card information entitles victims to recover for actual and potential fraud losses.
New Hampshire's breach notification law (RSA 359-C) requires timely notice to affected individuals and the Attorney General. New Hampshire residents may pursue civil action for actual damages and attorney's fees stemming from inadequate data protection.
The companies below also filed breach notices with the New Hampshire Attorney General. Letter recipients for any of them can pursue a review.
One Medical
New Hampshire · Jul 2026
Town of Canterbury, NH
New Hampshire · Jun 2026
Center for Advanced Eye
New Hampshire · Jun 2026
West Series of Lockton Companies, LLC
New Hampshire · Jun 2026
Easterly Government Properties, Inc.
New Hampshire · Jun 2026
Open Arms Care Corporation
New Hampshire · Jun 2026
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(786) 306-7278Free Claim ReviewLaw Office of David S. Harris