La Perouse LLC, a medical billing and coding management company, suffered a ransomware attack executed by the Everest ransomware group in August 2025. The breach resulted in the theft of personally identifiable information (PII) and protected health information (PHI), including names, addresses, Social Security numbers, driver’s license details, medical records, health insurance data, and payment information. The attack compromised internal documents, billing records, and confidential data, affecting thousands of patients across multiple medical practices. The exposed data poses severe risks, including identity theft, financial fraud, and unauthorized disclosure of sensitive health details. The company reported the incident to the U.S. Department of Health and Human Services (HHS) but has not issued a public statement. Affected individuals and medical practices are being notified via mail, with investigations ongoing to determine the full scope of the breach.
Source: https://www.claimdepot.com/data-breach/la-perouse-2025
TPRM report: https://www.rankiteo.com/company/red-house-med
"id": "red5902859092425",
"linkid": "red-house-med",
"type": "Ransomware",
"date": "8/2025",
"severity": "100",
"impact": "5",
"explanation": "Attack threatening the organization’s existence"{'affected_entities': [{'customers_affected': 'several thousand patients '
'(exact number undisclosed)',
'industry': 'healthcare (medical billing and coding '
'management)',
'name': 'La Perouse LLC',
'type': 'private company'}],
'customer_advisories': {'actions_for_affected_individuals': ['Review notices '
'from La Perouse '
'or medical '
'providers.',
'Monitor '
'financial '
'accounts and '
'credit reports '
'for signs of '
'identity theft.',
'Consider '
'placing fraud '
'alerts or '
'credit freezes '
'with major '
'credit bureaus.',
'Be cautious of '
'unsolicited '
'emails or phone '
'calls '
'requesting '
'personal '
'information.'],
'resources': ['La Perouse LLC official website (for '
'updates)']},
'data_breach': {'data_exfiltration': 'yes',
'number_of_records_exposed': 'several thousand (exact number '
'undisclosed)',
'personally_identifiable_information': ['names',
'addresses',
'dates of birth',
'Social Security '
'numbers',
"driver's license "
'numbers',
'medical records',
'health insurance '
'information',
'payment information'],
'sensitivity_of_data': 'high (includes SSNs, medical records, '
'payment info)',
'type_of_data_compromised': ['personally identifiable '
'information (PII)',
'protected health information '
'(PHI)',
'billing records',
'internal documents',
'confidential information']},
'date_publicly_disclosed': '2025-09-02',
'description': 'La Perouse LLC, a medical billing and coding management '
'company, experienced a major cyberattack attributed to the '
'ransomware group Everest. The breach compromised personally '
'identifiable information (PII) and protected health '
'information (PHI), including billing records, personal '
'details, internal documents, and confidential data. The '
'incident was disclosed to the U.S. Department of Health and '
'Human Services (HHS) as a hacking incident. Affected '
'individuals, estimated in the thousands across multiple '
'medical practices, may face risks of identity theft, '
'financial fraud, and exposure of private health details.',
'impact': {'brand_reputation_impact': 'high (potential loss of trust due to '
'exposure of sensitive health and '
'personal data)',
'data_compromised': ['personally identifiable information (PII)',
'protected health information (PHI)',
'billing records',
'personal information (names, addresses, '
'dates of birth)',
'Social Security numbers',
"driver's license numbers",
'medical records',
'health insurance information',
'payment information',
'internal documents',
'confidential information'],
'identity_theft_risk': 'high',
'legal_liabilities': 'potential (HIPAA violations, state/federal '
'disclosure requirements)',
'payment_information_risk': 'high'},
'initial_access_broker': {'data_sold_on_dark_web': 'yes (claimed by Everest '
'group on 2025-08-08)',
'high_value_targets': ['PII',
'PHI',
'billing records']},
'investigation_status': 'ongoing (as of 2025-09-02)',
'motivation': ['financial gain', 'data exfiltration'],
'ransomware': {'data_exfiltration': 'yes', 'ransomware_strain': 'Everest'},
'recommendations': ['Implement stronger endpoint detection and response (EDR) '
'solutions to prevent ransomware attacks.',
'Enhance employee training on phishing and social '
'engineering tactics.',
'Conduct regular third-party security audits, especially '
'for healthcare data handlers.',
'Develop a transparent public communication strategy for '
'breach disclosures.',
'Proactively offer credit monitoring and identity theft '
'protection to affected individuals.'],
'references': [{'source': 'Claim Depot (incident report)'},
{'date_accessed': '2025-09-02',
'source': 'U.S. Department of Health and Human Services (HHS) '
'breach portal'}],
'regulatory_compliance': {'regulations_violated': ['HIPAA (potential)',
'state/federal breach '
'notification laws'],
'regulatory_notifications': {'HHS': '2025-09-02',
'affected_individuals': 'planned '
'(via '
'mail)',
'state_authorities': 'planned '
'(as '
'required)'}},
'response': {'communication_strategy': {'affected_parties_notification': 'planned '
'(via '
'mail '
'to '
'medical '
'practices '
'and '
'patients)',
'customer_advisories': ['review '
'notices from '
'La Perouse '
'or medical '
'providers',
'monitor '
'financial '
'accounts and '
'credit '
'reports',
'consider '
'fraud alerts '
'or credit '
'freezes',
'beware of '
'phishing '
'attempts'],
'internal_disclosure': 'yes (HHS '
'notification '
'on '
'2025-09-02)',
'public_announcement': 'no'},
'incident_response_plan_activated': 'yes (investigation '
'underway)'},
'threat_actor': 'Everest (ransomware group)',
'title': 'La Perouse LLC Ransomware Attack and Data Breach',
'type': ['ransomware', 'data breach']}