Register the insured person or pensioner at a family clinic
Enrollment of the insured person or pensioner at a Family Medicine Unit, online with e.firma or CURP, or at the clinic.
Agency: Mexican Social Security Institute
Official page in Spanish only
What it is
It is the registration of an insured person or pensioner as an IMSS beneficiary. You do it when you want to be registered, at the family medicine unit that corresponds to you or online.
- Cost
- The procedure is free.
- Time
- The maximum resolution time is 1 business day.
Requirements
- Present your CURP as an original; a bond-paper print of the certificate issued by RENAPO counts.
- Bring an original document that shows your Social Security number.
- Bring an original current official ID.
- Bring an original proof of address.
- Bring an original child-size photo, in black and white or in color.
- A bill for electricity, landline phone, water, gas, or pay TV must be no more than three months old; property tax and vehicle ownership tax must be for the current year.
Steps
- Go to the family medicine unit that corresponds to you, Monday through Friday on IMSS business days.
- Morning-shift units are open from 8:00 a.m. to 2:00 p.m., and units with morning and evening shifts are open from 8:00 a.m. to 7:30 p.m.
- You can also do it online with your e.firma, 24 hours a day, 365 days a year.
- If you use the e.firma, the page says you need Internet Explorer 10 or later.
- For modalities J and M, you can do it online with your CURP, 24 hours a day, 365 days a year.
Official sources
Summary drawn from the official pages, checked on October 14, 2026. Requirements and costs can change: always confirm them on the official site.