Mid Michigan Medical Billing Service — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
2
occurrences
First Seen
January 16, 2026
Last Seen
January 19, 2026

Related Threat Clusters

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

    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,…

    2 articles · Updated January 17, 2026
  • Data Breaches Affecting Millions of Patients Reported

    Two significant data breaches involving business associates of HIPAA-covered entities have been reported. The breaches have affected tens of thousands of patients from Mid Michigan Medical Billing Service and more than…

    2 articles · Updated January 19, 2026

Recent Intelligence Reports

  • Tens of Thousands of Patients Affected by Two Business Associate Data Breaches — Hipaajournal · January 19, 2026
  • Mid Michigan Medical Billing Service Data Breach Affects 28K Patients — Claimdepot · January 16, 2026

CVSS v3.1 Breakdown