 619-8698, 206-619-8698. Thank you for your support. Does your health insurance cover the latest COVID-19 vaccine? If you don't have health insurance, what should you do? Don't worry, adults and children without health insurance can get the latest vaccine for free through the government's plan. Most private health insurance, Medicare, Medicaid, Tricare, or CHIP children's health insurance plan also covers free COVID-19 vaccines.