Health insurance status of the population of Massachusetts 2021

The source adds the following information: Data exclude a small number of people with private coverage of an unknown source. Data may not sum to totals due to rounding and the exclusion of these people.
Estimates with relative standard errors greater than 30% are not provided.
Medicaid: Includes those covered by Medicaid, the Children’s Health Insurance Program (CHIP), and those who have both Medicaid and another type of coverage, such as dual eligibles who are also covered by Medicare.
Medicare: Includes those covered by Medicare, Medicare Advantage, and those who have Medicare and another type of non-Medicaid coverage where Medicare is the primary payer. Excludes those with Medicare Part A coverage only and those covered by Medicare and Medicaid (dual eligibles).
Employer: Includes those covered by employer-sponsored coverage either through their own job or as a dependent in the same household.
Non-Group: Includes individuals and families that purchased or are covered as a dependent by non-group insurance.
Uninsured: Includes those without health insurance and those who have coverage under the Indian Health Service only.