Healthcare

Cigna: Prior Authorization Fax Number

Submit prior authorization for medications, procedures, and referrals.

What to include

Member ID, provider NPI, clinical notes, CPT/HCPCS codes, ICD-10 diagnosis codes.

Fax numbers change without notice. Verify this number against the organization's official contact page or your paperwork before you send anything sensitive. Last verified March 16, 2026.

Cigna: Prior Authorization fax number FAQ

What is the Cigna: Prior Authorization fax number?+

The fax number for Cigna: Prior Authorization is 1-866-873-8279. Numbers change without notice, so verify it against the organization's official contact page or your paperwork before sending anything sensitive.

What should I include when faxing Cigna: Prior Authorization?+

Member ID, provider NPI, clinical notes, CPT/HCPCS codes, ICD-10 diagnosis codes.

Can I fax Cigna: Prior Authorization online without a fax machine?+

Yes. With FaxDrop you can fax Cigna: Prior Authorization from your computer or phone, no fax machine or phone line required. Upload your document, enter the number, and send. You get two free faxes a month, up to 5 pages including the cover page.

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