If you have any questions, please contact our Customer Service Department by calling 1-888-265-4612. Our representatives are available Monday - Friday from 8 am - 5 pm PST. For additional information, you can also call 1-800-MEDICARE. Through 1-800-MEDICARE, you can hear a recording with answers to frequently asked questions, and can order publications 24 hours a day, 7 days a week. You can talk with a Customer Service Representative 24 hours a day, 7 days a week. If you are hearing impaired or speech impaired, call the TTY line toll-free at 1-877-486-2048.