Contact Us
U.S. Locations
Foster City, CA (Headquarters)
333 Lakeside Drive
Foster City, CA 94404
Phone: +1 650 574 3000 +1 650 574 3000
Fax: (650) 578-9264
1-800-GILEAD-5 (1-800-445-32351-800-445-3235)
Oceanside, CA
4049 Avenida de la Plata
Oceanside, CA 92056
Phone: +1 760 945 7701 +1 760 945 7701
Fax: (760) 945-7702
San Dimas, CA
650 Cliffside Drive
San Dimas, CA 91773
Phone: +1 909 394 4000 +1 909 394 4000
Fax: (909) 592-1832
Seattle, WA
199 East Blaine Street
Seattle, WA 98102
Phone: +1 206 728 5090 +1 206 728 5090
Fax: (206) 728-5095
El Segundo, CA
2355 Utah Ave.
El Segundo, CA 90245
Emeryville, CA
5858 Horton St, Suite 240
Emeryville, CA 94608
Media or Investor Inquiries
Phone:+1 650 574 3000 +1 650 574 3000
Fax: (650) 522-5853
1-800-GILEAD-5 (1-800-445-32351-800-445-3235)
Partners or Business Development Inquiries
Phone: +1 (650) 574 3000 +1 (650) 574 30006
Fax: (650) 522-6261
General Counsel / Corporate Secretary
Brett Pletcher
Executive Vice President, General Counsel and Chief Compliance Officer
333 Lakeside Drive
Foster City, CA 94404
Phone: +1 650 574 3000
+1 650 574 3000
Medical Information Inquiries
Gilead Products
Phone: +1-866-MEDI-GSI
Yescarta and Kite Investigative Therapies
For Kite Medical Information, Clinical Trial Inquiries, Adverse
Reactions & Product Complaints contact:
Product Quality Complaints
Gilead Products
Phone: 1-800-445-3235
- After identifying yourself as either healthcare professional (dial 1), patient consumer (dial 2), Gilead Sciences employee (dial 3), or other (dial 4), please choose Option #2 for Product Quality Complaints.
Email: QualityComplaints@gilead.com
Asegua Therapeutics™ Products
Phone: 1-800-445-3235
- After identifying yourself as either healthcare professional (dial 1), patient consumer (dial 2), Gilead Sciences employee (dial 3), or other (dial 4), please choose Option #5 for Asegua related inquiries and Option #2 for Product Quality Complaints.