(a) His consent shall not be subject to disaffirmance or revocation because of minority.
(b) The parent, parents, or legal guardian shall not, except for care rendered under subsection (d) of such section, be liable for payment for such care unless such parent, parents, or legal guardian has expressed agreement of payment for such care.
(c) A physician or surgeon may, with or without the consent of the minor patient, advise the parent, parents or legal guardian of the examination, treatment, hospitalization, and medical and surgical care given or needed if the physician or surgeon has reason to know the whereabouts of the parent, parents, or legal guardian. Such notification or disclosure shall not constitute libel or slander, a violation of the right of privacy, or a violation of the rule of privileged communication. In the event that the minor is found not to be pregnant or not afflicted with venereal disease or not suffering from drug or controlled substance abuse, then no information with respect to any appointment, examination, test or other medical procedure shall be given to the parent, parents, legal guardian or any other person.