Contact

Ultragenyx Pharmaceutical Inc.

Headquarters:

60 Leveroni Court
Novato, CA 94949
Phone: 415.483.8800
Fax:  415.483.8810
Email: info@ultragenyx.com

For Medical Information inquiries, Adverse Event or Product Complaint reporting in the US:

Ultragenyx Medical Information Call Center, US
Phone: 1-888-756-8657, select option #2 Email: ultragenyx.mi@primevigilance.com