Questions about primary immunodeficiency or IDF programs?
Submit our Ask IDF form.

Interested in volunteering?
Contact the PI Community Services Department at 800-296-4433, or click here to e-mail us.

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Are you a healthcare professional?
Use our Healthcare Professional contact form to be added to our database. Click here to complete the Healthcare Professional form.

Media Inquiries
Contact the Communications Department at 800-296-4433, or submit our Ask IDF form.

Immune Deficiency Foundation
110 West Road
Suite 300
Towson, MD 21204
Phone: 800-296-4433
Fax: 410-321-9165
Ask IDF Form
Office Hours: Monday - Friday 9:00 a.m. - 5:00 p.m. (ET)