Sustaining quality control of learning programs for health professions has become a central issue in university systems, under the pressure of an unexpected merging of new medical schools in Chile, during the last decade, and the massive arrival of other Latin American physicians. Accreditation of institutions and programs represents valid safeguards used in most countries where professional training processes take place. Due guarantee of its quality is required to assure proper health care to people. The authors provide specific arguments to support systematic evaluation and accreditation processes, as those introduced in our country to fulfill the requirements of a high level medical practice (Rev Méd Chile 2002; 130: 585-89)