Client Services

Ariosa Diagnostics service and support professionals are available to answer your questions about the Harmony Prenatal Test and provide any assistance that you may require.

The Ariosa Diagnostics Client Services team is available to assist you Monday through Friday, 6 am to 5 pm Pacific time.




Toll-free: 1-855-9-ARIOSA (855-927-4672)

Outside of the U.S.A.: +1 925-854-6246

Fax: 877-927-6151