In all cases under subsections (1) and (2) of this section the physician, physician assistant, naturopathic physician or nurse practitioner shall request consent of the patient to take a blood sample. A sample may not be taken without the patient’s consent. [1987 c.600 §8; 2005 c.516 §2; 2009 c.595 §630; 2014 c.45 §53; 2017 c.356 §61]