Preauthorizations and referrals

Preauthorization and notification lists

View documents that list services and medications for which preauthorization may be required for patients with Humana Medicaid, Medicare Advantage, dual Medicare-Medicaid and commercial coverage.

Preauthorization and notification lists

Frequently requested services (Medicare and commercial coverage)

For information on how to submit a preauthorization for frequently requested services/procedures for your patients with Humana commercial or Medicare coverage, please use drop down below. For all other services, please reference the inpatient and outpatient requests to complete your request online or call 1-800-523-0023.

Online Inpatient and outpatient requests

Inpatient and outpatient referral and preauthorization requests may be submitted and managed online via the multipayer Availity Provider Portal. There is no cost to register.

The Availity Portal allows you to submit referrals and preauthorization requests to Humana and other participating payers.

  1. If you are not registered for the Availity Portal, go to Availity.com to sign up. To find out more about registration, review "How to register for the Availity Portal." , PDF opens new window
  2. Sign in to Availity.com with your user ID and password.
  3. To begin a new referral or preauthorization, select the "Authorizations and Referrals" option from the "Patient Registration" drop-down menu.
  4. To review or update an existing request, select “Payer Spaces,” then Humana. You may then select Authorization Management from the list of applications. (If the app is not shown, contact your Availity administrator for access.) To find out more about using the Authorization Management app, review "Streamline authorizations and referrals." , PDF opens new window

State-specific preauthorization request forms

While Humana recommends online submission of preauthorization requests via Availity.com (registration required), the following forms may be used for preauthorization requests in specific states:

Texas authorization request form

Physicians and other clinicians in Texas may use this form to submit preauthorization requests for their Humana-covered patients. Instructions are available here. Once complete, please fax the form to Humana at 1-800-266-3022. Include supporting clinical documentation (e.g., medical records, progress notes, lab reports, radiology studies, etc.) with your fax form.

Texas authorization request form , PDF opens new window

Indiana authorization request form

Physicians and other clinicians in Indiana may use this form to submit preauthorization requests for their Humana-covered patients. Instructions are included on the form. Once complete, please fax the form to Humana at 1-800-266-3022. Include supporting clinical documentation (e.g., medical records, progress notes, lab reports, radiology studies, etc.) with your fax form.

Indiana authorization request form , PDF opens new window

Learn how to request, schedule and follow up on imaging services and treatment plans for your Humana-insured patients online with Consult Online by reviewing this tutorial.

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