McLaren Health Care
3 breaches2.9M affected in allHealthcaremclaren.org
| Breach | Affected | ||||
|---|---|---|---|---|---|
| INC ransomware attack on McLaren exposed data of 743,131 patientsJun 20, 20251 year agoRansomware | Jun 20, 20251 year ago | Ransomware | Healthcare | Confirmed | 743K |
| Disclosed Oct 20, 2023Oct 20, 20232 years agoHacking | Oct 20, 20232 years ago | Hacking | Healthcare | Confirmed | 2.1M |
| Disclosed Jul 16, 2021Jul 16, 20215 years agoHacking | Jul 16, 20215 years ago | Hacking | Healthcare | Confirmed | 65K |
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Every breach here links to its sources and official notices. Across fru.dev: lawsuits, incidents and outages.
- 2026-09-25 · McLaren Health Care, 2021-07-16 · added
- 2026-09-25 · McLaren Health Care, 2023-10-20 · attack: hacking
- 2026-09-25 · McLaren Health Care, 2023-10-20 · data_types: ["names","health"]
- 2026-09-25 · McLaren Health Care, 2023-10-20 · records_basis: hhs
- 2026-09-25 · McLaren Health Care, 2023-10-20 · records: 2103881
- 2026-09-25 · McLaren Health Care, 2023-10-20 · disclosed: 2023-10-20
- 2026-09-25 · McLaren Health Care, 2023-10-20 · summary: The covered entity (CE), McLaren Health Care, reported that it experienced a cyber-attack that compromised the protected health information (PHI) of 2,103,881 individuals. The PHI involved included names, addresses, birthdates, Social Secur
- 2026-09-25 · McLaren Health Care, 2025-06-20 · occurred: 2024-07-17
- 2026-09-25 · McLaren Health Care, 2023-10-20 · source: https://ago.vermont.gov/document/2023-11-09-mclaren-health-care-data-breach-notice-consumers
- 2026-09-25 · McLaren Health Care, 2025-06-20 · source: https://ago.vermont.gov/document/2025-06-20-mclaren-health-care-data-breach-notice-consumers
- 2026-09-25 · McLaren Health Care, 2025-06-20 · attack: ransomware
- 2026-09-25 · McLaren Health Care, 2025-06-20 · data_types: ["names","health","ssn","insurance","dob","other"]
- 2026-09-25 · McLaren Health Care, 2025-06-20 · disclosed: 2025-06-20
- 2026-09-25 · McLaren Health Care, 2025-06-20 · discovered: 2024-08-05
- 2026-09-25 · McLaren Health Care, 2025-06-20 · summary: McLaren Health Care began notifying 743,000 patients that a July 2024 INC ransomware attack, discovered August 5, 2024, exposed their data; the investigation finished May 5, 2025.
- 2026-09-25 · McLaren Health Care, 2025-06-20 · title: INC ransomware attack on McLaren exposed data of 743,131 patients
- 2026-09-25 · McLaren Health Care · domain: mclaren.org
- 2026-09-25 · McLaren Health Care, 2025-06-20 · added
- 2026-09-25 · McLaren Health Care, 2023-10-20 · added
- 2026-09-25 · McLaren Health Care · added