Find the right resource to contact with your questions.
Call 877-246-4190, 8:00 a.m.–8:00 p.m. local time, Monday through Friday. TTY users, call 711. Contact information can also be found on the back of your member ID card.
If you are not currently enrolled in a plan
For general questions prior to enrollment, call 877-755-5343, 8:00 a.m.–8:00 p.m. local time, Monday through Friday. TTY users, call 711.
Report fraud and abuse
If you think you've been a victim of identity theft or fraud, call any of these numbers:
- Call toll-free 1-800-MEDICARE (1-800-633-4227). TTY, call toll-free 1-877-486-2048, 24 hours a day, 7 days a week.
- The Fraud Hotline of the HHS Office of Inspector General, toll-free at 1-800-HHS-TIPS (1-800-447-8477). TTY, call toll-free 1-800-377-4950. You can also email HHSTips@oig.hhs.gov.
- The Federal Trade Commission's ID Theft Hotline toll-free at 1-877-438-4338 to make a report. TTY users, call toll-free 1-866-653-4261.
File appeals and grievances
See what steps you need to take and download the process form for your plan.
Learn more about filing appeals and grievances »
Appeals and Grievance Department
P.O. Box 6106 Mail Stop CY124-0157
Cypress, CA 90630
Need to RSVP for a meeting?
RSVP to reserve your space for one of the ROCP meetings
TTY users, call: 711
8:00 a.m. - 8:00 p.m. local time
Monday through Friday