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Or call 1-888- 4ASSIST

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Phone Numbers
Voice: 1-888- 4ASSIST
Fax: 1-888- 407-9787

Monday - Friday
9:00am to 8:00pm ET
Mailing Address:
Amgen Assist 360TM
PO Box 220354
Charlotte, NC 28222-0354

Copay Support

Neulasta FIRST STEP™ Program


The Neulasta FIRST STEP™ Program provides financial support to all eligible patients with commercial insurance and a Neulasta® co-insurance or co-payment requirement.

To confirm your eligibility and enroll in the program, please call Amgen Assist® at 1-888- 4ASSIST or click here to access the Neulasta FIRST STEP™ website

Neulasta FIRST STEP(TM) Program