A patient with diabetes has an elevated blood sugar (545 mg/dL) and, based on your assessment of his condition, will require an injection of insulin. Your EMT partner also has diabetes and administers insulin injections to himself throughout the day as needed. Although the Scope of Practice lists nothing about EMTs giving insulin, your partner administers the insulin injection to the patient. The patient's blood sugar comes down and her condition improves. Given this information, which statement is true?