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Commonwealth Care Alliance Disclaimers

Commonwealth Care Alliance (CCA) One Care (Medicare-Medicaid Plan) is a health plan that contracts with both Medicare and MassHealth to provide benefits of both programs to enrollees. Enrollment in the plan depends on contract renewal.

Commonwealth Care Alliance (CCA) Senior Care Options (HMO D-SNP) is a health plan that contracts with both Medicare and the Commonwealth of Massachusetts Medicaid program to provide benefits of both programs to enrollees. Enrollment in the plan depends on contract renewal.

Commonwealth Care Alliance Massachusetts (CCA) Medicare Preferred (PPO) and Medicare Value (PPO) are health plans with a Medicare contract. Enrollment in the plans depends on contract renewal.

Commonwealth Care Alliance Rhode Island (CCA) Medicare Maximum (HMO D-SNP) is a health plan with a Medicare contract and a contract with the State Medicaid program. Enrollment in the plan depends on contract renewal.

Commonwealth Care Alliance Rhode Island (CCA) Medicare Preferred (PPO) and Medicare Value (PPO) are health plans with a Medicare contract. Enrollment in the plans depends on contract renewal.

Reliance Principle Plan (HMO) and Reliance Cardinal Plan (HMO) are health plans with Medicare contracts. Enrollment depends on contract renewal.

Reliance Dual Care Plus (HMO-DSNP) is a health plan with a Medicare contract and a contract with the State Medicaid program. Enrollment depends on contract renewal.

CCA Health Choice (HMO) and Plus (HMO) are health plans with a Medicare contract. Enrollment depends on contract renewal.

Commonwealth Care Alliance, Inc.® and Reliance Medicare Advantage comply with applicable Federal civil rights laws and do not discriminate on the basis of, or exclude people or treat them differently because of, medical condition, health status, receipt of health services, claims experience, medical history, disability (including mental impairment), marital status, age, sex (including sex stereotypes and gender identity) sexual orientation, national origin, race, color, religion, creed, public assistance, or place of residence. View the full Notices of Nondiscrimination.


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Massachusetts members, call 866-610-2273 (TTY 711), 8 am to 8 pm, 7 days a week, from October 1 to March 31. (April 1 to September 30: 8 am to 8 pm, Monday to Friday, and 8 am to 6 pm, Saturday and Sunday.) 

Rhode Island members, call 833-346-9222 (TTY 711), 8 am to 8 pm, 7 days a week, from October 1 to March 31. (April 1 to September 30: 8 am to 8 pm, Monday to Friday, and 8 am to 6 pm, Saturday and Sunday.)

Michigan members, call 855-959-5855 (TTY 711), 8 am to 8 pm, 7 days a week, from October 1 to March 31. (April 1 to September 30: 8 am to 8 pm, Monday to Friday.)

California members, call 866-333-3530 (TTY 711), 8 am to 8 pm, 7 days a week, from October 1 to March 31. (April 1 to September 30: 8 am to 8 pm, Monday to Friday.)

The call is free.