Can I get health insurance if I missed open enrollment?

Yes, but your options are more limited. For employer benefits: check for qualifying life events that allow special enrollment. For ACA marketplace: the open enrollment period is typically November 1 - January 15; outside this window, you need a qualifying life event for a special enrollment period. You can also consider short-term health insurance, Medicaid (if income-eligible, year-round enrollment), or COBRA continuation coverage.

When is open enrollment for health insurance?

Employer open enrollment: typically October-December (varies by company; check with HR). ACA Marketplace (Healthcare.gov): November 1 - January 15 for most states; some state-run marketplaces have extended deadlines. Medicare: October 15 - December 7 (Annual Enrollment Period). Missing these windows means waiting until the next year unless you qualify for special enrollment.

Is there a penalty for not having health insurance?

There is no longer a federal penalty for being uninsured (the individual mandate penalty was reduced to $0 starting in 2019). However, some states have their own mandate with penalties: California ($900+ per adult), Massachusetts (varies), New Jersey ($695+ per adult), Rhode Island ($695+ per adult), and Washington DC ($695+ per adult). The bigger risk is the financial exposure of being uninsured.

I Missed Open Enrollment — What Are My Options?

Salary Negotiation: Before accepting any offer or raise, see our complete Salary Negotiation Guide for scripts, timing strategy, and non-cash alternatives.

If you missed open enrollment, check for qualifying life events first — they allow special enrollment at any time. If you don’t have a qualifying event, explore Medicaid, short-term insurance, or marketplace coverage options until the next enrollment period.

What to Do Right Now

Step	Action
1	Contact HR (employer) or Healthcare.gov (marketplace) immediately
2	Ask if a late enrollment exception is possible
3	Review the qualifying life events list — do any apply?
4	If no special enrollment: get interim coverage
5	Set reminders for next year’s enrollment NOW

Open Enrollment Dates

Coverage Type	Open Enrollment Period
Employer benefits	Varies — typically Oct-Dec (check with HR)
ACA Marketplace (most states)	November 1 - January 15
California (Covered California)	November 1 - January 31
New York (NY State of Health)	November 1 - January 31
Massachusetts (Health Connector)	November 1 - January 23
Medicare (Annual Enrollment)	October 15 - December 7
Medicare Advantage/Part D	January 1 - March 31 (limited changes)

Qualifying Life Events for Special Enrollment

Event	Time to Enroll	Applies To
Marriage	60 days	Employer & Marketplace
Birth or adoption	60 days	Employer & Marketplace
Divorce	60 days	Employer & Marketplace
Loss of other coverage	60 days	Employer & Marketplace
Moving to new coverage area	60 days	Marketplace
Death of family member on plan	60 days	Employer & Marketplace
Turning 26 (aging off parent’s plan)	60 days	Employer & Marketplace
Income drops below Medicaid threshold	Year-round	Medicaid (anytime)
Gaining citizenship/immigration status	60 days	Marketplace
Release from incarceration	60 days	Marketplace

Coverage Options If You Can’t Get Employer/Marketplace Insurance

Option	Pros	Cons	Monthly Cost
Medicaid	Free/low cost, comprehensive	Income limits ($20,783 individual, $43,056 family of 4 in most expansion states)	$0-$20
Short-term health insurance	Fast enrollment, lower premiums	Limited coverage, no pre-existing conditions	$100-$300
COBRA (if recently left job)	Same plan you had before	Very expensive (full premium + 2% admin)	$400-$800+
Health sharing ministry	Lower monthly cost	Not insurance; not guaranteed to pay claims	$100-$500
Spouse’s plan (through their employer)	Comprehensive	You need a qualifying event on their end too	Added to their premium
Pay cash for care	No monthly premium	Full financial exposure for major illness/injury	$0 (but high risk)

States with Individual Mandate Penalties

State	Annual Penalty (2025)
California	$900+ per adult/$450 per child (or 2.5% of income, whichever is greater)
Massachusetts	Varies by income (up to ~$159/month)
New Jersey	$695+ per adult/$347.50 per child (or 2.5% of income)
Rhode Island	$695+ per adult/$347.50 per child (or 2.5% of income)
Washington DC	$695+ per adult/$347.50 per child (or 2.5% of income)
All other states	$0 (no penalty)

The Bottom Line

Check for qualifying life events immediately — if any apply, you can enroll within 60 days. If not, get interim coverage (Medicaid if eligible, short-term insurance, or COBRA as last resort) rather than going completely uninsured. The financial risk of a single ER visit ($2,500-$50,000+) or hospitalization ($10,000-$200,000+) far outweighs the cost of any coverage. Set calendar reminders now for next year’s open enrollment.

Sources

Social Security Administration. “Benefits and Eligibility Information.” ssa.gov/benefits
Centers for Medicare & Medicaid Services. “Medicare Program Information.” medicare.gov

Written by WealthVieu

WealthVieu researches and writes data-driven personal finance guides using primary sources including the IRS, Bureau of Labor Statistics, Federal Reserve, and Census Bureau.

The content on Wealthvieu is for informational purposes only and should not be considered financial, tax, or investment advice. Consult a qualified professional before making financial decisions. Full disclaimer · Editorial policy