Care1st is a Medicare Advantage HMO plan with a Federal Government contract and a state Medicaid contract in Arizona and California. Enrollment in Care1st Health Plan depends on contract renewals.

The benefit information provided is a brief summary, not a complete description of benefits. For more information contact the plan. Benefits, formulary, pharmacy network, premium and/or co-payments/co-insurance may change on January 1 of each year. Limitations, copayments, and restrictions may apply. You must continue to pay your Medicare Part B premium (unless it is paid on your behalf by a third party).

For Care1st TotalDual Plan (HMO SNP) members, this plan is available to anyone who has both Medical Assistance from the State and Medicare. Premiums, co-pays, co-insurance, and deductibles may vary based on the level of Extra Help you receive. Please contact the plan for further details.

Medicare beneficiaries may also enroll in Care1st Health Plan through the CMS Medicare Online Enrollment Center located at

Member Services: 1-800-544-0088
Marketing: 1-800-847-1222
TTY: 711
(8am - 8pm, 7 days a week.)