https://www.medicaid.gov/medicaid/eligibility/index.html

Over 82,000,000 people are enrolled in Medicaid.

https://www.medicaid.gov/medicaid/program-information/medica...

America has lots of programs that assist poor and/or disabled people: SNAP, Unemployment, VA, SSI, SSDI, TANF, Section 8, Childcare Assistance etc. Some people don’t want to bother to apply/jump through hoops to get them but they exist.