A special enrollment period is a limited window — typically 60 days — during which you can enroll in or change a marketplace plan outside the annual open enrollment season, because something changed in your life.

Events that open one:

  • Losing other coverage: a job ended, hours dropped below the threshold, COBRA ran out, you turned 26 and left a parent’s plan
  • Moving to New York, or moving within the state to an area with different plans
  • Marriage, divorce, birth, adoption
  • A change in income that changes what programs you qualify for
  • Gaining lawful presence or citizenship
  • Release from incarceration

What is not a special enrollment period: deciding you’d like insurance now. Voluntarily dropping coverage generally doesn’t open one either.

The New York exception that people miss entirely. Medicaid, the Essential Plan and Child Health Plus have no enrollment season at all — they accept applications every month of the year. If your income falls in their range, you never need a special enrollment period, and being told you “missed the deadline” is a statement about marketplace plans, not about you.

What each program covers.

Also called: SEP, qualifying life event. Reference: Special enrollment period on Wikipedia — general definition, not New York specifics.

More in Glossary of health coverage and billing terms

  • Chargemaster — A hospital's internal list price for every service. Almost nobody pays it — except the uninsured who don't ask.
  • Charity care — The hospital financial assistance every New York hospital is legally required to run.
  • EMTALA — The federal law requiring emergency rooms to screen and stabilize anyone, regardless of insurance or status.

This page explains how the system works. It is not medical advice. More.