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HEALTH — MO

🏥 Medicaid in O'Fallon, St. Charles County, Missouri — 2026

Eligibility, income limits, local offices and how to apply for O'Fallon residents

Full coverageMax Benefit
1-800-318-2596Helpline
MOState
138% FPLFPL Threshold
📊 2026 Income Limits — O'Fallon, Missouri
Household SizeMonthly LimitAnnual Limit
1 person$1,632/mo$19,578/yr
2 people$2,215/mo$26,572/yr
3 people$2,798/mo$33,566/yr
4 people ← typical$3,482/mo$41,782/yr
5 people$4,065/mo$48,778/yr
6 people$4,648/mo$55,774/yr
7 people$5,231/mo$62,770/yr
8 people$5,814/mo$69,766/yr

Source: HHS Federal Poverty Guidelines 2026. Effective January 2026.

📝 How to Apply — O'Fallon, Missouri
1
Check Eligibility
Income at or below 138% FPL. Family of 4 in O'Fallon: $3,482/month in 2026.
2
Apply Online — Fastest
Visit www.healthcare.gov/medicaid-chip/getting-medicaid-chip/ — available 24/7.
3
Apply by Phone — 1-800-318-2596
Call Mon–Fri business hours for O'Fallon residents.
4
Apply In-Person — St. Charles County Office
Visit offices near O'Fallon. Walk-ins accepted.
📋 Documents Required — O'Fallon
  • Photo ID
  • Proof of income
  • Proof of state residency
  • Social Security number
  • Immigration docs if applicable
❓ FAQs — Medicaid in O'Fallon
Who qualifies for Medicaid in O'Fallon, Missouri?
Residents of O'Fallon, St. Charles County, Missouri with income at or below 138% FPL. Family of 4: $3,482/month. Call 1-800-318-2596.
How to apply for Medicaid in O'Fallon?
Apply online at www.healthcare.gov/medicaid-chip/getting-medicaid-chip/, call 1-800-318-2596, or visit St. Charles County office.
Is there a Medicaid office in O'Fallon?
The nearest office is in St. Charles County. Visit office locator for exact address and hours.
🔗 Other Benefits in O'Fallon, Missouri
🍎 SNAP Benefits🏠 Section 8 Housing🍼 WIC Program⚡ LIHEAP Energy Help💵 TANF Cash Assistance🧓 SSI Benefits♿ SSDI Benefits👶 CHIP Health Insurance
🚀 Apply for Medicaid
Apply Online — Official ↗ 📞 Call 1-800-318-2596 ← Back to St. Charles County
🔔 Missouri Alerts 2026
Free alerts when Medicaid changes in Missouri.
📌 All Benefits in O'Fallon
🍎 SNAP Benefits🏥 Medicaid🏠 Section 8 Housing🍼 WIC Program⚡ LIHEAP Energy Help💵 TANF Cash Assistance🧓 SSI Benefits♿ SSDI Benefits👶 CHIP Health Insurance🏦 Local Food Banks