A study was carried out using data envelopment analysis, in which variables (inputs and outputs) of a group of 13 public HEIs from the northwest of the country were compared with data from the 2018-2019 cycle to characterize the UAIM. It was found that 1) when considering government financing and generated own resources, UAIM has an efficiency of 39%; 2) when considering ordinary financing and tuition, the institution is 100% efficient; 3) in relation to the total number of teachers and enrollment has an efficiency of 39%, it has the capacity to serve up to 14,325 students; 4) it has an efficiency of 26% in relation to the total and accredited educational programs; and 5) the total efficiency is 51% and represents an intermediate level with respect to the other HEIs, which on average is 56%.