This chapter does not authorize the department or an official or employee of the department to:
(1) supervise or control the practice of medicine, the manner in which physician’s services in private practice are provided, or the selection, tenure, compensation, or fees of a physician in the delivery of physician’s services; or
(2) perform a duty or function under Title XI of the Social Security Act (42 U.S.C. § 1301 et seq.) or a rule or regulation adopted under that Act.