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Client Services (US & Canada)
Email: Support@GeneDx.com
Phone: 888-729-1206
Fax: 201-421-2010
Billing questions
Email: Billing@GeneDx.com
Phone: 888-729-1206
Fax: 301-291-7196
International support
Those outside the US and Canada can reach us at 301-519-2100 or International@GeneDx.com.
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205 & 207 Perry Parkway
Gaithersburg, MD 20877
Headquarters
333 Ludlow St
North Tower, 6th floor
Stamford, CT 06902
