The Merck
Access Program

Before prescribing WELIREG, please read the accompanying Prescribing Information, including the Boxed Warning about embryo-fetal toxicity. The Medication Guide also is available.

WELIREG prescriptions can be filled through EITHER the specialty pharmacy network or certain physician practices with dispensing capabilities and certain hospital pharmacies.

Biologics Pharmacy

Phone: 800-850-4306
Fax: 800-823-4506

Onco360 Oncology Pharmacy

Phone: 877-662-6633
Fax: 877-662-6355

Merck is not affiliated with and does not endorse one specialty pharmacy over another.
Merck is not affiliated with and does not endorse one specialty pharmacy over another.


THE MERCK ACCESS PROGRAM MAY BE ABLE TO HELP ANSWER QUESTIONS ABOUT:

THE MERCK ACCESS PROGRAM MAY BE ABLE TO HELP ANSWER QUESTIONS ABOUT:

  • Benefits investigations
  • Prior authorizations and appeals
  • Potential financial assistance options for eligible patients, including information about co-pay assistance for eligible, privately insured patients
  • Referral to the Merck Patient Assistance Program for eligibility determination (provided through the Merck Patient Assistance Program, Inc.)

Learn More About Enrollment

Please click on the links below to access The Merck Access Program forms that are applicable to you. If your patient is requesting a referral to the Merck Patient Assistance Program, be sure to include all information, including a prescription for WELIREG. Please be sure all signatures are included prior to submitting forms to The Merck Access Program.

 

Patient and Physician Enrollment Form

Patient Enrollment Form

Physician Enrollment Form

SIGN & SUBMIT ELECTRONICALLY

Patient and Physician
Enrollment Form

SIGN & SUBMIT
ELECTRONICALLY

OR

Patient Enrollment Form

SIGN & SUBMIT
ELECTRONICALLY

OR

Physician Enrollment Form

SIGN & SUBMIT
ELECTRONICALLY

OR

ENROLLMENT SUPPORT

Sample Enrollment Form

This form is a helpful resource that outlines important details and steps while you are filling out the enrollment form to ensure that all information and signatures are captured.

Submit Documents

Use this link to securely upload documents to submit to The Merck Access Program.