Mexican Social Security Institute

Mexican Institute of Social Security
IMSS Logo
Agency overview
FormedJanuary 19, 1943
JurisdictionFederal government of Mexico
HeadquartersReforma 476, Col. Juárez, México City
Employees360,106 (2007)
Annual budgetMXN$335 billion (2021)
Agency executive
Parent agencySecretary of Health
Websitewww.imss.gob.mx

The Mexican Institute of Social Security (Spanish: Instituto Mexicano del Seguro Social, IMSS) is a governmental organization that assists public health, pensions and social security in Mexico operating under the Secretariat of Health. It also forms an integral part of the Mexican healthcare system.