What is the fax number for Aetna — Prior Authorization?

The commonly listed fax line for Aetna — Prior Authorization (Aetna Prior Authorization) is (888) 632-3862. Always confirm on the institution’s latest instructions before you send — numbers can change.

How do I fax to Aetna — Prior Authorization online without a fax machine?

Open the send form on this page (number is pre-filled), upload a PDF or image, pay, and RonFax transmits the fax for you. You’ll get a status page and email confirmation when delivery completes.

How much does it cost to send a fax to Aetna — Prior Authorization?

RonFax is pay-as-you-go: $1.99 covers up to 3 pages, then $0.50 per extra page. No monthly plan required.

What should I include when faxing Aetna — Prior Authorization?

Typical packets include: Member ID and group number; Patient demographics and diagnosis codes; Provider NPI and requested services; Supporting clinical documentation. Use a cover page if the institution asks for a subject or routing note.

Is this an official Aetna — Prior Authorization page?

No — this is an independent send guide from RonFax. We help you transmit documents to the listed number; we are not affiliated with Aetna — Prior Authorization. Verify requirements on their official site when unsure.

How to send a fax to Aetna — Prior Authorization ((888) 632-3862)

Send fax now

Opens the send form with this number prefilled ($1.99 for up to 3 pages).

Aetna prior authorization fax often (888) 632-3862—verify on your PA form, then send clinical PDFs online. $1.99 up to 3 pages.

Steps

Click Send fax now—your browser opens RonFax with (888) 632-3862 in the recipient field (country code +1).
Upload a PDF or image (max 8 MB). Word files must be exported to PDF first.
Enter your name and email, review the price (from $1.99 for up to 3 pages), pay securely, and submit. Track status on the page we provide after checkout.

Full destination guide — fax line details and optional letter template.