There's something called "Qualified Non-citizens", federal funding is prohibited for non-citizens but states could optionally cover it https://www.medicaid.gov

There's something called "Qualified Non-citizens", federal funding is prohibited for non-citizens but states could optionally cover it https://www.medicaid.gov/medicaid/enrollment-strategies/downloads/overview-of-eligibility-for-non-citizens-in-medicaid-and-chip.pdf https://www.medicaid.gov/medicaid/enrollment-strategies/down... so ultimately there is some source of non-citizen data to be gleaned