Louisiana Revised Statutes Tit. 37, § 1291. Exemptions

(1) Any commissioned physician or surgeon of the United States Army, Navy, or Public Health Service, practicing in the discharge of his official duties;

(2) The administration of first aid in cases of emergency;

(3) Practitioners of allied health fields, duly licensed, certified, or registered under other laws of this state;

(4) Anyone attending a woman in childbirth in an emergency;

(5) The practice of Christian Science or religious rules or ceremonies as a form of religious worship, devotion or healing, if the persons administering, making use of, assisting, or prescribing this practice rely on faith and prayer alone, do not prescribe or administer drugs, or medicine, or perform surgical or physical operations, or assume the title of, or hold themselves out to be, physicians or surgeons.

(6) A consultation without limitation between a practicing physician licensed in this state and a practicing physician licensed in another state or jurisdiction.