Contact Us

National Blood Clot Alliance
PO Box 825687
Philadelphia, PA 19182-5687

Email: info@stoptheclot.org
Phone: 703.935.8845
Toll Free: 877.4.NO.CLOT

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Sign up for NBCA’s mailing list to receive news and updates concerning prevention, treatment, education and advocacy about blood clots and clotting disorders. Find out about NBCA-sponsored events and volunteer opportunities.

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Current News

The National Blood Clot Alliance Launches New Council for Emerging Researchers in Thrombosis (CERT)

FOR IMMEDIATE RELEASE: 07/28/2022   The National Blood Clot Alliance (NBCA), the nation’s leading nonprofit patient advocacy organization dedicated to…

The FUVID Study

The FUVID Study (Functional Characterization of Chronic Thromboembolic Venous Disease in Children) is currently open for enrollment to qualified participants.…