By Phone

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Customer Care

Speak with one of our Medicare Customer Care Advocates toll-free. This is a dedicated line staffed by individuals to handle all your questions, including prescription related questions.
Call: 1-877-883-9577
TTY/TDD: 1-800-421-1220
Hours: 8 a.m. - 8 p.m., Monday - Friday. From Oct. 1 to Feb. 14, representatives will be available seven days a week from 8 a.m. to 8 p.m.  

Nurse Call Line

Our registered Nurses can provide you with education on health care questions.
Call: 1-800-348-9786
TTY/TDD: 1-877-471-7033
Hours: 24 hours a day, 7 days a week.
Excellus BlueCross BlueShield contracts with the Federal Government and is an HMO plan and PPO plan with a Medicare contract. Enrollment in Excellus BlueCross BlueShield depends on contract renewal. Submit a complaint about your Medicare plan at or learn about filing a complaint by contacting the Medicare Ombudsman. .
This page last updated .