Genetic Testing Company | The DNA Diagnostic Experts | GeneDx


Specimen Requirements: DNA due to better quality and shelf life.

Shipping & Handling: Please review your country’s guidelines for shipping clinical specimens. GeneDx does not provide shipping kits outside of the United States.

Billing: Samples from outside the United States must be accompanied by full payment at the time of sample submission. This can be accomplished by wire transfer, check, or credit card. To obtain information for wire transfer, please contact GeneDx by e-mail ( or phone, 01-301-519-2100.

Forms: Complete all required forms.

  International Patient Guide


Phone: 301-519-2100
Fax: 301-519-2892


207 Perry Parkway
Gaithersburg, MD 20877



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