How do I request a change or update a tax identification number if I’m a nonparticipating provider?

We can’t process requests for nonparticipating providers. If you are interested in enrolling with HAP, please read the requirements for becoming a HAP participating provider.
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    (800) 422-4641

     

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    (855) 948-4427

    HMO Plans

    (800) 759-3436

    PPO Plans

    (800) 944-9399

  • Insurance through your employer

    Alliance Health and Life Insurance Company®

    (888) 999-4347

    Self-funded / ASO

    (866) 766-4709

    HAP HMO

    (800) 422-4641

    HAP Midwest Health Plan

    (888) 654-2200

  • Medicare

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    (800) 868-3153 TTY: 711

    HAP Senior Plus®

    (800) 801-1770 TTY: 711

    HAP Senior Plus® (PPO)

    (888) 658-2536 TTY: 711

    Alliance Medicare Supplement:

    (800) 873-7526 TTY: 711