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  • Address:

    National Office

    4930 Del Ray Avenue

    Bethesda, MD 20814

  • Phone:


  • Internet Address:


  • Description of Services Provided:

    Approximately 12,000 gastroenterologic physicians and scientists belong to this association. Membership is limited to physicians, researchers, and/or educators whose primary practice, research, and/or teaching involves the functions and disorders of the digestive system.

  • Address:

    National Digestive Diseases Information Clearinghouse

    2 Information Way

    Bethesda, MD 20892-3570

  • Email Form:


  • Internet Address:


  • Description of Services Provided:

    The National Digestive Diseases Information Clearinghouse (NDDIC) is an information and referral service of the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK). The website provides information for people with digestive diseases and their families, healthcare professionals, and the general public.