DialClerk Directory

Alexion OneSource

Patient assistance programs

Find medicine and test assistance programs, enrollment teams and financial-support contacts. Manufacturer programs, lab assistance and independent grants have different eligibility rules.

patient assistance

Alexion OneSource — patient-services and optional copay enrollment

Official page read
Phone888-765-4747Fax

800-420-5150

Published email

OneSource@Alexion.com

Patient enrollment page and requested insurance-card copies.

Published hours

Monday-Friday, 8:30 a.m.-8 p.m. Eastern

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address
Alexion OneSource 100 College Street New Haven, CT 06510

Published patient-services mailing contact in the form header; enrollment instructions specifically direct email or fax, not patient payments.

The March 2025 patient form is linked by the five reviewed brand pages. It instructs email or fax of page 2 and insurance cards. Optional copay consent is subject to product-specific terms; the form is not a prescriber prescription or a REMS form.

View source ↗ · Source checked 2026-10-22 · alexion ultomiris ↗ · alexion soliris patient ↗ · alexion strensiq patient ↗ · alexion kanuma patient ↗ · alexion voydeya patient ↗

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

patient assistance

Alexion OneSource — KOSELUGO support enrollment

Official page read
Phone888-765-4747Published email

OneSource@alexion.com

KOSELUGO OneSource enrollment as explicitly published in the July 2026 access guide.

Published hours

Monday-Friday, 8:30 a.m.-8 p.m. Eastern

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

July 2026 access guide explicitly offers OneSource enrollment by phone or email and a KOSELUGO online form. The generic /koselugo/get-started URL returned 404; no fax from another product is assigned here.

View source ↗ · Source checked 2026-10-22 · alexion koselugo hcp ↗

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

patient assistance

Alexion OneSource — VOYDEYA copay and temporary access programs

Official page read
Phone888-765-4747Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

May 2026 guide distinguishes commercial copay, a 30-day Free Trial and Free Limited Supply during qualifying coverage delays. Government-insured patients may be referred to independent resources; no foundation funding or approval is promised.

View source ↗ · Source checked 2026-10-22 · alexion voydeya hcp ↗ · alexion voydeya patient ↗

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

Help the next office

How did your call go?

Share a structured call experience or flag a contact correction. Submissions are reviewed before publication. Patient details, recordings and documents do not belong here.

Share a call experience

Share a call experience

Suggest a contact correction

Suggest a correction

Call preparation · editorial guide

Make the call count.

Find medicine and test assistance programs, enrollment teams and financial-support contacts. Manufacturer programs, lab assistance and independent grants have different eligibility rules.

Have ready in your secure workspace

  • Exact medicine or test name and program
  • Current application or billing reference, kept privately
  • Insurance category and the program’s current required forms

Questions to resolve

  • Does this program support this exact medicine or test?
  • Which eligibility requirements and enrollment documents apply?
  • Where should the application go, and how can receipt be confirmed?

This is a general administrative checklist, not payer policy or advice about a particular patient. Confirm the current plan instructions.

For healthcare offices

Found the contact. Still need to make the call?

Explore how DialClerk organizes the brief, hold time and staff handoff for your next administrative call.

For the people making the calls

Put payer follow-up
on your office’s worklist.

Explore DialClerk for queued calls, hold handling, staff handoffs and a record of the next step. Tell us how your team works.

A request does not create an account or start a call. Use business contact information only. No patient information.

See how it could work for your practice