Integrating Medicare and Medicaid for Dual Eligible Individuals

One Care: MassHealth plus Medicare.

The Massachusetts Duals Demonstration is also known as One Care: MassHealth plus Medicare. One Care is a health care option for people with disabilities. One Care covers all Medicare, MassHealth, and prescription drug benefits, including Medicare Part D, plus additional benefits, all under the same plan. To join One Care, a person must be eligible for both MassHealth and Medicare and be 21 to 64 years old. To learn more about One Care, please visit the One Care page, which can be found in the links below. If you have additional questions, please contact us by email at


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