Eligibility and benefits contacts

Blue Shield of California Provider Services:

Phone: (800) 541-6652, 24 hours a day, seven days a week

Blue Shield of California Promise Health Plan Provider Services:

Phone: (800) 468-9935, 6 a.m. to 6:30 p.m., Monday through Friday

Blue Shield Promise Member Services

If you have questions related to Blue Shield Promise member's eligibility or benefits, contact Provider Services at (800) 468-9935.

Blue Shield Promise Medicare Member Services

Contact us 8 a.m. - 8 p.m., seven days a week from October 1 through March 31, and Monday through Friday from April 1 through September 30:
Phone: (800) 544-0088 [TTY: 711]
Fax: (866) 712-2731
Send us an email

Blue Shield Promise Medi-Cal Member Services

Send us an email
Find contact information by service area

Blue Shield Promise Cal MediConnect Member Services

Contact us 8 a.m. - 8 p.m., seven days a week:
Phone: (855) 905-3825 [TTY: 711]
Fax: (323) 889-5416
Send us an email
Mental Health Services Administrator (MHSA) - Blue Shield of California members

HMO and PPO

Phone:(877) 263-9952, Monday - Friday, 8 a.m. – 5 p.m.

Blue Shield 65 Plus (HMO)

Phone:(800) 985-2398, Monday - Friday, 8 a.m. – 5 p.m.
Behavioral Health Services (BHS) for Blue Shield Promise members

Find BHS contact information for Blue Shield Promise Medicare, Medi-Cal and Cal MediConnect members:

View contacts
Other Blue plans members information

BlueCard provider customer services:

(800) 676-2583, 6 a.m. to 9 p.m., Monday through Friday

BlueCard resources

BlueCard program information

Verify BlueCard member's eligibility

Claims routing tool
Federal Employee Program members information

Federal Employee Program customer services:

(800) 824-8839, 8:30 a.m. to 4:30 p.m., Monday through Friday

General contacts

Find phone and fax numbers for Blue Shield corporate offices, provider and pharmacy services, medical management, EDI program and technical services.

Get contact information

Authorization contacts

Contact Medical Care Solutions for questions about authorization requests, preauthorization, medical policy, and more.

Get authorizations contact information

Claims contacts

Find phone numbers and addresses for claims, the EDI help desk, and member appeals and grievances.

Get claims contact information

Guidelines and resources contacts

Find phone and fax numbers for compliance and ethics, disease management, wellness prevention, and more.

Get contact information

Technical support request form

Request help with your log in, registration or other technical problems.

Request tech support

Provider Connection Reference Guide

Find detailed instructions for activities like checking eligibility, making a referral, determining if prior authorization is necessary, prescreening claims, checking claims status, and other tools and information you need to serve our members.

View reference guide for Blue Shield providers (PDF, 3.0 MB)

View reference guide for Blue Shield Promise providers (PDF, 2.6 MB)