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Our Frequently asked questions at Health Sciences Institute

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For customer service:

e-mail: Health Sciences Institute Customer Service
Call toll free: 1-888-213-0764
(International customers use 1-443-353-4240)
Hours: Monday through Friday, 8:00 a.m. – 11:00 p.m. EST, and Saturday, 8:00 a.m. – 8:00 p.m. EST

Write: Health Sciences Institute
PO Box 913
Frederick, MD 21705-0913

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The HSI panel cannot respond personally to each inquiry we receive because of the large volume of incoming mail. However, we all value your comments, and they will be taken into consideration when planning the editorial coverage on the website and in the newsletter.

e-mail: Health Sciences Institute Editorial Comments
Write: Health Sciences Institute
PO Box 913
Frederick, MD 21705-0913