Administers, dispenses, prescribes drugs and medications and/or medical supplies and controlled substances when applicable with licensure and prescriptive authority, and authorized by collaborating physician and consistent with both collaborating physician and own skill, training, education and competence and within the scope of practice of both. Under such agreement, the physician delegates to the NP/PA authority to deliver health care services and treatments, and to prescribe drugs, medications, devices or therapies which are specific to those clinical conditions treated by the supervising physician.