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  2. Is the Change Healthcare letter I received in the mail a scam ...

    www.aol.com/change-healthcare-letter-received...

    The cyberattack began on Feb. 21 against Change Healthcare, which is a health care technology company that is part of Optum and owned by UnitedHealth Group, according to the American Hospital ...

  3. UnitedHealth issues breach notification on Change Healthcare hack

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

    Information made vulnerable in the UnitedHealth attack is believed to include health insurance member IDs, patient diagnoses, treatment information and social security numbers, as well as billing ...

  4. Change Healthcare - Wikipedia

    en.wikipedia.org/wiki/Change_Healthcare

    Change Healthcare was established in 2007 and based in Brentwood, Tennessee. [5] The company provided healthcare consumer engagement [clarification needed] and health plan cost transparency tools to health plans and large, self-insured employers, [6] across the United States.

  5. UnitedHealth to take up to $1.6 billion hit this year from ...

    www.aol.com/news/unitedhealth-takes-872-million...

    The hack at Change, a provider of healthcare billing and data systems and a key node in the U.S. healthcare system, disrupted payments to doctors and healthcare facilities nationwide for a month ...

  6. Medical billing - Wikipedia

    en.wikipedia.org/wiki/Medical_billing

    Medical billing, a payment process in the United States healthcare system, is the process of reviewing a patient's medical records and using information about their diagnoses and procedures to determine which services are billable and to whom they are billed. [1] This bill is called a claim. [2]

  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. UnitedHealth's cyberattack should be a 'wake-up call' for ...

    www.aol.com/finance/unitedhealths-cyberattack...

    The cyberattack on Feb. 21 paralyzed Change Healthcare, which is used by hospitals, doctors' offices, and pharmacies to process payments and prior authorizations for patient visits and prescriptions.

  9. Optum - Wikipedia

    en.wikipedia.org/wiki/Optum

    Optum, Inc. is an American healthcare company that provides technology services, pharmacy care services (including a pharmacy benefit manager) and various direct healthcare services.