The Postgraduate Institute of Indigenous Medicine is and education institute and its major responsible is supply required specialists in major specialties of Ayurveda, Siddha and Unani. As the national institute attached to the University of Colombo.

The PGIIM provide its services and works with collaborating of Ministry of Health and Ministry of Higher Education. The Chief Executive Officer is of the PGIIM is the Director of the Institute, the necessary actions are taking mainly by the Board of Management. The Board of Managements and the specialty boards are taking academic decisions.