...ado at 1-855-752-6749 / TDD 1-855-346-3432. You can apply for Health First Colorado (Colorado’s Medicaid Program) or Child Health Plan Plus (CHP+) at any time. If you qualify for Health First Colorado, you can enroll right way. If you or someone in your household qualify for CHP+, you may be required to pay an annual enrollment fee before you can enroll. You can learn more about whether you will need to pay a CHP+ enrollment fee by clicking on the...