(a) Except for minor children placed under the custody of the Department of Human Services pursuant to proceedings established by this chapter, a caregiver who possesses and presents a notarized affidavit pursuant to section seven hundred three of this article may consent on behalf of a minor to health care and treatment.
(b) Examination and treatment shall be prescribed by or under the supervision of a physician, advanced practice nurse, dentist or mental health professional licensed to practice in the state.