DuPage Medical Group reports data security incident

DOWNERS GROVE ­- DuPage Medical Group said it has identified and addressed a data security incident and is now notifying patients whose information may have been stolen.

On July 13, the medical group experienced a security incident that caused a disruption to its network systems. DMG immediately began working with third-party cyber-forensic specialists to assist in the investigation to determine the full nature and scope of the incident, it said.

On Aug. 17, DuPage Medical Group determined that certain files stored within its computer systems that contained patient information may have been impacted by this incident. The medical group said it is in the process of mailing letters to a broad and inclusive list of individuals directly whose information may have been stolen.

The personal information potentially affected by the incident included names, addresses, dates of birth, diagnosis codes, medical procedure code and treatment dates. For a small subset of individuals, Social Security numbers may also have been affected, DuPage Medical Group said.

DMG is offering credit monitoring and identify theft protection at no cost for those individuals affected and potentially affected by this incident. A dedicated call center has been established to help address questions at (800) 709-2027.