Please protect the confidentiality of your patients by not revealing or sharing login credentials.
Register Now

To register click here:

If you are a registered user, please login above.

Product Information


Phone Number 844-SANDOZ1 (844-726-3691)
Fax Number 844-SANDOZ5 (844-726-3695)

Monday through Friday
9:00 am to 8:00 pm ET
Sandoz One Source®
P.O. Box 220188
Charlotte, NC 28222-0188

Part B Biosimilar
Product Payment and Required
Product Brand Names
Corresponding Required Modifier
ZA - Novartis/Sandoz
Q5101 Injection, Filgrastim (G-CSF),
Biosimilar, 1 microgram

Welcome to Sandoz One Source®

Sandoz One Source® Services

  • General Payer Policy Research
  • Billing and Coding Information
  • Benefit Verification
  • Prior Authorization Information
  • Claims Tracking and Denials/Appeals Information
  • Information on External Resources and Support for patients
  • Commercial Co-Pay program
    • Eligibility Requirements: Maximum benefit of $10,000 annually. Prescription must be for an approved indication. This program is not health insurance. This program is for insured patients only; cash-paying or uninsured patients are not eligible. Patients are not eligible if prescriptions are paid, in whole or in part, by any state or federally funded programs, including but not limited to Medicare (including Part D, even in the coverage gap) or Medicaid, Medigap, VA, DOD, or TriCare, or private indemnity, or HMO insurance plans that reimburse the patient for the entire cost of their prescription drugs, or where prohibited by law. Patients can participate for a maximum of 12 months up to age 65. Co-Pay Program may not be combined with any other rebate, coupon, or offer. Sandoz reserves the right to rescind, revoke, or amend this offer without further notice.

All Sandoz One Source services including Commercial Co-pay are available through a single enrollment form
(Click below for the editable PDF version or log into the provider portal at the top of this screen.)

Sandoz One Source® Enrollment Form

Should you need more information regarding Sandoz One Source® services or if you would like to speak with a Sandoz Field Reimbursement Specialist, please dial 844-SANDOZ1 (844-726-3691).

This portal provides general information and is not intended to provide reimbursement or legal advice. Furthermore, it is not intended to increase or maximize payment by any payer. Because laws, regulations, and coverage policies are complex and updated frequently, you should check with your local Medicare carrier and payers often or go to

Nothing in this portal shall be construed as a guarantee of Sandoz regarding levels of reimbursement, payment, or charge that reimbursement will be received. The ultimate responsibility for obtaining reimbursement lies with the physician, provider, or patient. Please consult with your counsel or reimbursement specialist for any practice-specific reimbursement or billing questions.