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  2. UnitedHealth Group - Wikipedia

    en.wikipedia.org/wiki/UnitedHealth_Group

    UnitedHealth Group Incorporated is an American multinational health insurance and services company based in Minnetonka, Minnesota.Selling insurance products under UnitedHealthcare, and health care services and care delivery aided by technology and data under Optum, it is the world's eleventh-largest company by revenue and the largest health care company by revenue.

  3. Optum - Wikipedia

    en.wikipedia.org/wiki/Optum

    US$ 226.6 billion (2023) [1] Parent. UnitedHealth Group. Website. www.optum.com /en /. Optum, Inc. is an American healthcare company that provides technology services, pharmacy care services (including a pharmacy benefit manager) and various direct healthcare services. Optum was formed as a subsidiary of UnitedHealth Group in 2011 by merging ...

  4. EmblemHealth - Wikipedia

    en.wikipedia.org/wiki/EmblemHealth

    Health Insurance Plan of Greater New York (HIP) was incorporated in 1944 as the first health insurance plan for public service workers. [9] The company was founded by David M. Heyman with the support of New York City mayor Fiorello LaGuardia, who wanted to offer medical services to New Yorkers of “moderate means.” [10] HIP got its first members in 1947.

  5. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  6. Cyberattack outages at UnitedHealth’s Change Healthcare ...

    www.aol.com/news/cyberattack-outages-united...

    UnitedHealth is the biggest health-care company in the U.S. by market cap, and it owns the health-care provider Optum, which services more than 100 million patients in the U.S., according to its ...

  7. Change Healthcare - Wikipedia

    en.wikipedia.org/wiki/Change_Healthcare

    Change Healthcare Inc. Change Healthcare Inc. (known as Emdeon before rebranding in 2015, which followed its acquisition of Change Healthcare) is a provider of revenue and payment cycle management that connects payers, providers, and patients within the U.S. healthcare system. The name also refers to a company founded in 2007 which subsequently ...

  8. National Provider Identifier - Wikipedia

    en.wikipedia.org/wiki/National_Provider_Identifier

    A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). The NPI has replaced the Unique Physician Identification Number (UPIN) as the required identifier for Medicare services, and is used by other payers ...

  9. Healthcare in the United States - Wikipedia

    en.wikipedia.org/wiki/Healthcare_in_the_United...

    The U.S. healthcare system has been the subject of significant political debate and reform efforts, particularly in the areas of healthcare costs, insurance coverage, and the quality of care. Legislation such as the Affordable Care Act of 2010 has sought to address some of these issues, though challenges remain.