UnitedHealth says Blackcat is the reason healthcare providers are going unpaid

Illustration of a computer screen with a blue exclamation point on it and an error box.
Photo by Amelia Holowaty Krales / The Verge

Health insurance provider UnitedHealth has identified Blackcat as the group behind a debilitating cyber attack that has disrupted healthcare providers nationwide, Reuters is reporting. The attack has led to more than a week-long outage of the the United-owned Change Healthcare system, disrupting payments at hospitals, clinics, and pharmacies across the nation.

Since Change Healthcare acts as a middleman between healthcare providers and insurance companies, the breach has hindered everyday transactions like electronic pharmacy refills and new insurance claims. The company first identified suspicious activity on its IT systems on February 21st, according to an SEC filing.

The breach could last for weeks, UnitedHealth Group Chief…

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