Mid Michigan Medical Billing Service Reports Data Breach Affecting Over 28,000 Individuals
Mid Michigan Medical Billing Service, Inc., a revenue cycle management firm providing billing support to healthcare organizations, has confirmed a significant data breach that compromises the personal information of approximately 28,185 individuals. This incident came to light following the detection of suspicious activities within the company’s IT network on March 27, 2025. An internal investigation revealed that unauthorized access occurred, resulting in the copying and potential viewing of sensitive files.
The information potentially accessed during this breach varies significantly among the affected individuals but may include essential personal details such as names, dates of birth, government identification numbers, Medicare and Medicaid IDs, medical records, health insurance information, payment card numbers, biometric data, and in some instances, Social Security numbers. The company has since liaised with relevant entities to notify those impacted, completing this notification process by December 2, 2025.
In response to this breach, attorneys affiliated with ClassAction.org have initiated an investigation to determine the viability of a class action lawsuit against Mid Michigan Medical Billing Service. They are particularly interested in gathering accounts from individuals who have received alerts regarding the breach or those who suspect they may have been affected. This feedback is crucial as it could facilitate a legal challenge aimed at securing compensation for damages associated with privacy loss, time devoted to addressing the breach, and potential out-of-pocket expenses incurred as a result.
Moreover, a successful lawsuit could compel Mid Michigan Medical Billing Service to implement more robust measures to protect the sensitive information they manage, thereby enhancing their cybersecurity practices. Business owners should take heed of this incident as it underscores the pressing need for stringent data security protocols and incident response strategies within the healthcare sector and beyond.
The breach exemplifies several MITRE ATT&CK framework tactics that may have been employed by the adversaries, including initial access through methods such as phishing or exploiting vulnerabilities within the network. Once inside, tactics such as persistence and privilege escalation could have enabled the attackers to maintain access and manipulate data over time. Continuous monitoring and robust security measures are essential for organizations to defend against similar threats.
If you believe your information may have been compromised due to the Mid Michigan Medical Billing Service data breach, attorneys encourage you to fill out the contact form on this page to initiate communication. There is no cost associated with this outreach, and individuals are under no obligation to pursue legal action following the initial consultation.
As the landscape of cybersecurity continues to evolve, incidents like this serve as a crucial reminder for business leaders to remain vigilant and proactive in safeguarding their organizations against potential breaches.
