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  2. Hack at UnitedHealth's tech unit impacted 100 million people ...

    www.aol.com/news/hack-unitedhealths-tech-unit...

    (Reuters) -The February hack at UnitedHealth's tech unit Change affected the personal information of 100 million people, the U.S. health department's website showed, making it the largest ...

  3. UnitedHealth issues breach notification on Change Healthcare hack

    www.aol.com/news/unitedhealth-issues-breach...

    The Feb. 21 hack on the technology unit of the largest U.S. health insurer was carried out by Russian ransomware gang BlackCat, UnitedHealth CEO Andrew Witty said in May testimony to the Senate ...

  4. UnitedHealth says hackers possibly stole large number of ...

    www.aol.com/news/unitedhealth-says-hack-could...

    The intrusion at its Change Healthcare unit, which processes about 50% of U.S. medical claims, was one of the worst hacks to hit American healthcare and caused widespread disruption in payment to ...

  5. List of data breaches - Wikipedia

    en.wikipedia.org/wiki/List_of_data_breaches

    This is a list of reports about data breaches, using data compiled from various sources, including press reports, government news releases, and mainstream news articles.. The list includes those involving the theft or compromise of 30,000 or more records, although many smaller breaches occur continual

  6. UnitedHealth says 'Blackcat' ransomware group behind hack at ...

    www.aol.com/news/unitedhealth-confirms-blackcat...

    The U.S. Department of Health and Human Services said it was working closely with the company's unit, Optum Insight, "to assess the cyber incident and its impact on patient care".

  7. UnitedHealth Group - Wikipedia

    en.wikipedia.org/wiki/UnitedHealth_Group

    Selling insurance products under UnitedHealthcare, and health care services under the Optum brand, it is the world's ninth-largest company by revenue and the largest health care company by revenue. The company is ranked 8th on the 2024 Fortune Global 500. [4] UnitedHealth Group had a market capitalization of $460.3 billion as of December 20, 2024.

  8. US to accelerate some payments to hospitals after ...

    www.aol.com/news/us-hospitals-group-calls-united...

    NEW YORK (Reuters) -The U.S. government said on Tuesday it will accelerate Medicare and Medicaid payments to some hospitals hurt by a hack at insurer UnitedHealth's technology unit Change ...

  9. Optum - Wikipedia

    en.wikipedia.org/wiki/Optum

    Optum serves employers, government agencies, health plans, life science companies, care providers and individuals and families offering products in data and analytics, pharmacy care services, health care operations and delivery, population health management and advisory services. [7]