Medical Management Resource Group, L.L.C.

Medical Management Resource Group, L.L.C., a health sector entity reported a ransomware incident to the Washington Attorney General. The organization became aware of the incident on 2023-11-14 and filed notice on 2024-02-06. 4,482 Washington residents were affected. 84 days elapsed between awareness and notification. 0 days to identify the breach. 0 days to contain the breach.

Affected (this filing): 4,482

Medical Management Resource Group, L.L.C. reported to HHS on 2024-02-06 a Hacking/IT Incident affecting 2,264,157 individuals. Breached information located on Network Server. The business associate experienced a cyber-attack exposing PHI including names, DOB, addresses, diagnoses, medications, and claims/financial data. Response included credit monitoring and technical safeguards.

Affected (this filing): 2,264,157

Medical Management Resource Group, LLC reported a data breach to the Montana Attorney General. The breach was reported on 2024-02-15. The breach occurred on 11/14/2023. 1,935 Montana residents were affected.

Affected (this filing): 1,935

Medical Management Resource Group (d.b.a. American Vision Partners) notified the NH AG of unauthorized access detected on Nov 14, 2023. The incident affected ~322 NH patient residents and 1 NH employee. Data exposed included PHI and SSNs. MMRG engaged third-party cybersecurity firms, coordinated with law enforcement, and provided credit monitoring/identity protection to affected individuals.

Affected (this filing): 323