Kaiser Foundation Health Plan, Inc.

On November 2, 2017, Kaiser Foundation Health Plan, Inc. experienced a data breach reported by the California Office of the Attorney General on December 5, 2017. The incident involved the unauthorized compromise of **personal health information (PHI)**, though the exact number of affected individuals remains undisclosed. The breach exposed sensitive medical and personally identifiable data, posing risks such as identity theft, financial fraud, or misuse of health records. Given the nature of the compromised information—health data—this incident carries severe implications for patient privacy, trust in the healthcare provider, and potential regulatory penalties under laws like **HIPAA (Health Insurance Portability and Accountability Act)**. The lack of clarity on the scale of the breach further complicates mitigation efforts, leaving affected individuals vulnerable to long-term consequences. Healthcare breaches of this nature often trigger investigations by regulatory bodies, legal repercussions, and reputational damage that can erode patient confidence. The exposure of PHI also heightens the risk of targeted phishing attacks or blackmail, particularly if the data includes diagnoses, treatment histories, or insurance details. Kaiser’s response—including notification protocols, remediation measures, and transparency—would be critical in determining the long-term impact on its operations and public perception.

Source: https://oag.ca.gov/ecrime/databreach/reports/sb24-119507

TPRM report: https://www.rankiteo.com/company/kaiser-permanente

"id": "kai502082925",
"linkid": "kaiser-permanente",
"type": "Breach",
"date": "11/2017",
"severity": "85",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"

{'affected_entities': [{'customers_affected': 'Unknown',
                        'industry': 'Healthcare',
                        'location': 'California, USA',
                        'name': 'Kaiser Foundation Health Plan, Inc.',
                        'type': 'Healthcare Provider'}],
 'data_breach': {'number_of_records_exposed': 'Unknown',
                 'sensitivity_of_data': 'High',
                 'type_of_data_compromised': ['Personal Health Information']},
 'date_detected': '2017-11-02',
 'date_publicly_disclosed': '2017-12-05',
 'description': 'The California Office of the Attorney General reported a data '
                'breach affecting Kaiser Foundation Health Plan, Inc. on '
                'November 2, 2017. The breach involved the compromise of '
                'personal health information, potentially affecting an unknown '
                'number of individuals.',
 'impact': {'data_compromised': ['Personal Health Information']},
 'references': [{'date_accessed': '2017-12-05',
                 'source': 'California Office of the Attorney General'}],
 'regulatory_compliance': {'regulatory_notifications': ['California Office of '
                                                        'the Attorney '
                                                        'General']},
 'title': 'Kaiser Foundation Health Plan, Inc. Data Breach (2017)',
 'type': 'Data Breach'}