Mid Michigan Medical Billing Service Data Breach Affects 28,000 Patients

Mid Michigan Medical Billing Service Data Breach Affects 28,000 Patients

First seen 17 Jan 2026, 11:26 UTC •ClaimdepotClassaction •85% similarity •47.6

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Mid Michigan Medical Billing Service reported a data breach affecting approximately 28,000 patients due to a ransomware attack by the Qilin group. The breach involved unauthorized access to the company's IT network, with the attacker potentially viewing and copying sensitive files starting from March 27, 2025.

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Qilin Mid Michigan Medical Billing Service Healthcare