A 42-year-old female new patient presents with a rash consistent with poison ivy that is not responding to over-the -counter drugs. Dr. W reviews the medical history form completed by the patient and vital signs obtained by clinical staff; obtains a medical appropriate history, including past rashes and medical history; and performs a physical examination of the affected areas of skin. Dr W discusses diagnosis, treatment options and preventive health care needs with the patient. A new RX is written. A total of 15 minutes is spent on the date of the encounter. What E/M code should be used?