Zenflow Medical Device Company Reports Data Breach Impacting Massachusetts Residents
Zenflow, a South San Francisco-based medical device company, disclosed a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation on January 7, 2026. The incident affected three Massachusetts residents, exposing sensitive personal information, including full names and Social Security numbers.
In response, Zenflow has offered complimentary identity monitoring services for 24 months through Cyberscout, a TransUnion subsidiary. The services include credit monitoring, credit reports, and fraud alerts for changes to credit files. Affected individuals must enroll within 90 days of receiving notification.
The company has also advised impacted parties to review account statements, monitor credit histories, and consider placing fraud alerts or credit freezes with major credit bureaus. A dedicated support line (800-405-6108) has been established for further assistance. The breach underscores the ongoing risks of personal data exposure in the healthcare sector.
Source: https://www.claimdepot.com/data-breach/zenflow-2026
Zenflow, Inc. cybersecurity rating report: https://www.rankiteo.com/company/zenflowinc
"id": "ZEN1768260044",
"linkid": "zenflowinc",
"type": "Breach",
"date": "1/2026",
"severity": "85",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"{'affected_entities': [{'customers_affected': '3 Massachusetts residents',
'industry': 'Healthcare/Medical Devices',
'location': 'South San Francisco, California, USA',
'name': 'Zenflow, Inc.',
'type': 'Medical Device Company'}],
'customer_advisories': 'Notification letter with guidance on protective '
'measures and enrollment in credit monitoring '
'services.',
'data_breach': {'number_of_records_exposed': '3',
'personally_identifiable_information': 'First and last names, '
'Social Security '
'numbers',
'sensitivity_of_data': 'High',
'type_of_data_compromised': 'Personally Identifiable '
'Information (PII)'},
'date_publicly_disclosed': '2026-01-07',
'description': 'Zenflow, a medical device company based in South San '
'Francisco, reported a data breach to state authorities in '
'Massachusetts. The breach exposed first and last names '
'combined with Social Security numbers of three Massachusetts '
'residents.',
'impact': {'data_compromised': 'First and last names, Social Security numbers',
'identity_theft_risk': 'High'},
'recommendations': 'Affected individuals should enroll in free credit '
'monitoring services, review account statements and credit '
'histories, place fraud alerts or credit freezes, and '
'contact the FTC or law enforcement if identity theft is '
'suspected.',
'references': [{'source': 'Massachusetts Office of Consumer Affairs and '
'Business Regulation'}],
'regulatory_compliance': {'regulatory_notifications': 'Massachusetts Office '
'of Consumer Affairs '
'and Business '
'Regulation'},
'response': {'communication_strategy': 'Notification letter, dedicated phone '
'line (800-405-6108)',
'enhanced_monitoring': 'Credit monitoring, credit reports, and '
'credit scores with alerts',
'third_party_assistance': 'Cyberscout (TransUnion)'},
'title': 'Zenflow Data Breach',
'type': 'Data Breach'}