Contact us

General questions

For general questions about Blue Shield of California's Medicare Supplement Plans, Medicare Advantage - Prescription Drug Plans, and Medicare Prescription Drug Plans:

Phone: (855) 203-3874 (TTY: 711)

Hours: 8 a.m. to 8 p.m. seven days a week, from October 1 through March 31, and 8 a.m. to 8 p.m., weekdays from April 1 through September 30
 

Medicare program

For more information about Medicare plans and policies:

Phone: 1-800-MEDICARE (1-800-633-4227) [TTY: users can call (877) 486-2048]

Hours: 24 hours a day, seven days a week
 

Centers for Medicare and Medicaid Services

For more information about Center for Medicare and Medicaid Services:

Visit www.medicare.gov
 

Customer Service

Medicare Advantage Prescription Drug Plans

Members with a Medicare Advantage Prescription Drug Plan who want to know more about their plan should call:

Phone: (800) 776-4466 (TTY: 711)

Hours: 8 a.m. to 8 p.m., seven days a week
 

Dual Special Needs Plans

Members with any Dual Special Needs Plans (D-SNP) who want to know more about their plan should call:

Phone: (800) 452-4413 (TTY: 711)

Hours: 8 a.m. to 8 p.m., seven days a week
 

Medicare Prescription Drug Plans

Blue Shield Medicare Prescription Drug Plan members with questions about their prescription drug coverage should call:

Phone: (888) 239-6469 (TTY: 711)

Hours: 8 a.m. to 8 p.m., seven days a week