This case-sensitive code system http://terminology.hl7.org/CodeSystem/practitioner-role defines the following codes:
| Code | Display | Definition |
| doctor | Doctor | A qualified/registered medical practitioner |
| nurse | Nurse | A practitioner with nursing experience that may be qualified/registered |
| pharmacist | Pharmacist | A qualified/registered/licensed pharmacist |
| researcher | Researcher | A practitioner that may perform research |
| teacher | Teacher/educator | Someone who is able to provide educational services |
| ict | ICT professional | Someone who is qualified in Information and Communication Technologies |