Welcome to Blue Shield of California. We are here to help, whether you're already a member or just want to know more about our plans.
Head office
Blue Shield of California
50 Beale Street
San Francisco, CA
94105-1808
(415) 229-5000
Healthcare fraud
If you suspect illegal or wrongful billing practices, call our Fraud Hotline, email us, or fill out an online form in our Fraud section.
Report fraud
Call our Fraud Hotline or email us to report suspected fraud.
- Toll free: (800) 221-2367
24 hours a day / 7 days a week - Email: stopfraud@blueshieldca.com
Technical support
Fill out our technical support form or call us for assistance with technical difficulties with your password or registration, or if you are having trouble getting to a page or downloading a file.
- Submit a technical support form
- Call toll free: (800) 393-6130
Monday - Friday, 8 a.m. to 5:30 p.m. PST
Blue Shield holiday schedule
Please note that we may have to forward your call in order to serve you best. Operation centers will be closed in observance of Blue Shield of California's 2018 holiday schedule.
Blue Shield Corporate Headquarters
Blue Shield of California
P.O.Box 272540
Chico, CA 95927-2540
