(b) The department of health and human resources shall pay for testing required under this article when the newborn infant is eligible for medical assistance under the provisions of section twelve, article five, chapter nine of this code.
(c) In the absence of a third-party payor, the parents of a newborn infant shall be informed of the testing availability and its costs and they may refuse to have the testing performed. Charges for the testing required under this article shall be paid by the hospital or other health care facility where the infant's birth occurred: Provided, That nothing contained in this section may be construed to preclude the hospital or other health care facility from billing the infant's parents directly.