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Contact Us

Whether you are currently on therapy or making the decision to start treatment, getting answers to your multiple sclerosis (MS) questions is as easy as picking up the phone and calling 1.800.456.2255.

Our highly trained and knowledgeable ActiveSource Coordinators are here to assist you with:

  • Insurance benefit investigation
  • Financial assistance counseling
  • Ongoing therapy support services
  • Injection training
  • General MS information
  • And much more!

Get Answers

Our ActiveSource Coordinators are dedicated to providing up-to-date and reliable information and guidance. They can help direct you to other MS resources that are specific to your needs.

ActiveSource Coordinators are available during extended hours from 8:30 AM - 8:00 PM (ET), Monday through Friday, which means you can contact them from the privacy of your own home. The toll-free call and the services are confidential and completely free.


8:30 AM — 8:00 PM (ET), Monday — Friday

Or Write:

MS ActiveSource
5000 Davis Drive
P.O. Box 13919,
Research Triangle Park, NC 27709-3919

Call an ActiveSource Coordinator at 1-800-456-2255
Monday – Friday, 8:30 AM – 8:00 PM ET