2 million affected by Shields Health Care Group cyberattack

QUINCY - Shields Health Care Group is investigating a data security breach that affects two million people and more than 50 health care facilities.

In a statement, the Quincy-based company said someone was able to access personal medical data back in March that included names, Social Security numbers, addresses, insurance information, medical treatment information and more.

According to the U.S. Department of Health and Human Services Office for Civil Rights, two million people are affected by the hacking incident.

Shields said there is no evidence the information has been used to commit identify fraud or theft.

More than 50 health care facilities that work with Shields may be impacted, including Tufts Medical Center and UMass Memorial.

Shields said it is reaching out to every person who was affected.

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