Whether a child qualifies for Children's Medicaid or Child Health Plus depends on gross family income. Children who are not eligible for Medicaid can enroll in ...To be eligible for either Children's Medicaid or Child Health Plus, children must be under the age of 19 and be residents of New York State. Whether a child qualifies for Children's Medicaid or Child Health Plus depends on gross family income. Children who are not eligible for Medicaid can enroll in Child Health Plus if they don't already have health insurance and are not eligible for coverage under the public employees' state health benefits plan. Check the following income charts to see whether your child qualifies for Child Health Plus or Children's Medicaid.