The fallout from the hack ... systems that provide direct, critical care to patients. But it has laid bare a vulnerability that cuts across the U.S. health-care system, frustrating patients unable ...

(Reuters) -UnitedHealth Group is demanding that healthcare providers repay ... attack in February last year shut down payment and processing systems, some of which took months to resume.

The hacking shut down the nation’s biggest health care payment system, causing financial chaos that affected a broad spectrum ranging from large hospitals to single-doctor practices. By Reed ...

The attack on UnitedHealth-owned Change Healthcare disrupted the health care industry because doctors and hospitals were unable to collect payments for weeks when computer systems went down.

This record-breaking year for data breach cases in the United States was shadowed ... In late February, Change Healthcare, the largest health care payment system in the country, was targeted ...

Update 2/26/24: Our new reporting explains that the attack was conducted by the BlackCat ransomware operation. Healthcare giant UnitedHealth Group confirmed that its subsidiary Optum was forced to ...

Major hacking ... health care system into chaos a couple of months ago. The hackers breached the Change Healthcare company and took hold of sensitive consumer data for ransom. Change is owned by ...

ROCHESTER, N.Y. – Just one company, Change Healthcare ... payment system, processing 15 billion transactions annually for health insurers across the country. So, you don’t have to be a United ...

as it grapples with the fallout of a hack that crippled its Change Healthcare tech unit late last month. United's Change Healthcare unit is a vital lynchpin in the complex U.S. system for making ...

Change Healthcare, a subsidiary of UnitedHealth Group that manages payment systems for most of the hospitals in the U.S., was hit by a cyberattack on Feb. 21. Many patients had to pay out-of ...

“This hack ... took systems offline to prevent malware from spreading. That resulted in thousands of providers being unable to receive payments for claims that are processed by Change Healthcare.