MCBS, LLC Data Breach – Investigated by Federman & Sherwood
June 29, 2026 – Federman & Sherwood, a national consumer protection law firm, is investigating the MCBS, LLC data breach, a cybersecurity incident involving unauthorized access to sensitive personal and protected health information that was reported to the California Attorney General.
According to the notice, MCBS, LLC, a medical billing services provider, learned on or about September 25, 2025, that an unauthorized individual may have gained access to its network. Upon discovering the incident, the company immediately launched an investigation with the assistance of external cybersecurity professionals. Following an extensive forensic investigation and comprehensive document review, MCBS determined on or about May 28, 2026, that certain files containing personal information may have been subject to unauthorized acquisition between approximately September 22, 2025, and September 26, 2025.
MCBS reported that it obtained the affected information from healthcare providers in order to provide medical billing services. Although the categories of information involved vary by individual, the incident potentially affected sensitive personal information and protected health information maintained on behalf of healthcare organizations.
Data breaches involving medical billing companies are particularly concerning because these organizations often maintain extensive patient records containing personal identifiers, medical information, insurance information, and other confidential healthcare data. Unauthorized access to this information may increase the risk of identity theft, medical identity theft, insurance fraud, and other forms of misuse.
Federman & Sherwood is actively investigating whether MCBS, LLC implemented reasonable cybersecurity safeguards to protect sensitive personal and healthcare information and whether this data security incident could have been prevented. The firm is also evaluating potential legal claims on behalf of individuals affected by the MCBS data breach.
MCBS reported that it conducted a comprehensive forensic investigation, engaged external cybersecurity experts, and is offering complimentary identity protection services to affected individuals. The company also encouraged recipients to monitor medical records, explanation of benefits statements, financial accounts, and credit reports for suspicious activity.
Consumers who received a notice regarding the MCBS data breach or who believe their personal or medical information may have been compromised are encouraged to remain vigilant and review their healthcare and financial records for unauthorized activity.
The potentially compromised information may include:
- Names
- Social Security numbers
- Medical information
- Health insurance information
- Other sensitive information
What is MCBS, LLC?
MCBS, LLC (which stands for Medical Computer Business Services) is a regional healthcare management and revenue cycle company based in Augusta, Georgia.
Individuals affected by the MCBS, LLC data breach may have legal rights and are encouraged to contact Federman & Sherwood to learn more about their options.
Phone: 1-800-237-1277 | Email: info@federmanlaw.com