Final answer:
In the outpatient setting, a phlebotomist should use an attached ID band, full name, and accession number to positively identify a patient.
Step-by-step explanation:
A phlebotomist should ID a patient in an outpatient setting using the following information:
- attached ID band
- full name
- accession number
These three pieces of information provide a positive identification of the patient and help ensure accurate and safe healthcare practices.