Health Plan Contact Information

Affinity Participating Health Plans

* If you have a question about your Anthem Blue Cross coverage, please call Member Services at 888.309.2221.

Commercial HMO Plans

Aetna
1-800-756-7039

Blue Shield of California
1-800-424-6521

Health Net
1-800-638-3889

Sutter Health Plus
1-855-315-5800

UnitedHealthcare
1-800-624-8822

Medicare Advantage HMO Plans

Call us today at 800-615-0261, Monday-Friday, 8 am – 6 pm.  We can answer any questions you may have.

UnitedHealthcare
(serving Alameda, Contra Costa, and Santa Clara Counties)
1-800-624-8822

Essence Advantage (formerly Stanford Health Care Advantage) (serving Alameda and Santa Clara Counties)
1-844-205-8422 (TTY: 711)