Objective: Identify barriers to the unification of a -HER- in Colombia.Materials and Methods: A qualitative study. Semi-structured interviews were conducted with professionals and experts from 22 health institutions in Bogota and Cundinamarca, Santander, Antioquia, Caldas, Huila, Valle del Cauca.Results: Colombia is in a structure for the implementation of the Unified Electronic Health -HCEU- History. Currently, it is in unification in 42 public IPSs in the department of Cundinamarca, HCEU development in the country is private and self-development due to the particular needs of each IPS.Conclusions: New human barriers, financial, legal, organizational, technical and professional respondents departments. It was identified that the unification of HCE depends on the agreement of wills between the IPSs public and private sectors, EPSs, and the national government.