Providence Medical Group Faces Suspected Data Breach Linked to Qilin Ransomware Group
On May 28, 2026, the ransomware group Qilin claimed responsibility for a suspected data breach targeting Providence Medical Group, a network of approximately a dozen healthcare practices in the Dayton, Ohio, area. The incident was first reported on Ransomware.Live, though details about the scope including the types or volume of data potentially exposed remain unconfirmed.
Providence Medical Group has not publicly verified the cyberattack, leaving affected parties, including current and former patients and employees, in a state of uncertainty. Legal professionals are now investigating the incident to determine whether a class action lawsuit could be filed on behalf of those impacted. Potential claims may address loss of privacy, financial costs, and time spent mitigating the breach’s effects.
Qilin, known for targeting healthcare organizations, has not disclosed specifics about the compromised data. The group’s involvement suggests the attack may have involved data encryption, theft, or extortion, though no ransom demand has been publicly confirmed. The incident adds to a growing trend of ransomware threats against medical providers, raising concerns about patient data security and operational disruptions in the healthcare sector. Further updates are expected as the investigation progresses.
Source: https://www.classaction.org/data-breach-lawsuits/providence-medical-group-may-2026
Providence Medical Group, Dayton, OH cybersecurity rating report: https://www.rankiteo.com/company/providence-medical-group
"id": "PRO1780353047",
"linkid": "providence-medical-group",
"type": "Ransomware",
"date": "5/2026",
"severity": "100",
"impact": "5",
"explanation": "Attack threatening the organization's existence"{'affected_entities': [{'customers_affected': 'Current and former patients and '
'employees',
'industry': 'Healthcare',
'location': 'Dayton, Ohio, USA',
'name': 'Providence Medical Group',
'size': 'Approximately a dozen healthcare practices',
'type': 'Healthcare Provider'}],
'data_breach': {'data_encryption': True,
'data_exfiltration': True,
'personally_identifiable_information': True,
'sensitivity_of_data': 'Potentially high (patient and '
'employee data)'},
'date_detected': '2026-05-28',
'date_publicly_disclosed': '2026-05-28',
'description': 'On May 28, 2026, the ransomware group Qilin claimed '
'responsibility for a suspected data breach targeting '
'Providence Medical Group, a network of approximately a dozen '
'healthcare practices in the Dayton, Ohio, area. The incident '
'was first reported on Ransomware.Live, though details about '
'the scope, including the types or volume of data potentially '
'exposed, remain unconfirmed. Providence Medical Group has not '
'publicly verified the cyberattack, leaving affected parties '
'in uncertainty. Legal professionals are investigating the '
'incident for a potential class action lawsuit.',
'impact': {'brand_reputation_impact': True,
'data_compromised': True,
'identity_theft_risk': True,
'legal_liabilities': True},
'investigation_status': 'Ongoing',
'motivation': 'Extortion',
'ransomware': {'data_encryption': True,
'data_exfiltration': True,
'ransomware_strain': 'Qilin'},
'references': [{'date_accessed': '2026-05-28', 'source': 'Ransomware.Live'}],
'regulatory_compliance': {'legal_actions': 'Potential class action lawsuit'},
'threat_actor': 'Qilin',
'title': 'Providence Medical Group Suspected Data Breach Linked to Qilin '
'Ransomware Group',
'type': 'Ransomware'}