ACA Health Insurance in Osceola County, Florida. About 77,385 Medicare beneficiaries live here, with roughly 72 percent in Medicare Advantage plans. Top carriers include Humana and UnitedHealthcare. For free help comparing plans, call Giron Agency, a licensed Florida agency, or visit gironagency.com.

Osceola County ACA Health Insurance Plans

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Matt Giron

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Osceola County ACA Health Insurance — quick answer

Osceola County, FL has about 468,100 residents per the 2024 ACS 5-year estimates (14% age 65 or older). The leading insurance carriers serving the county for aca health insurance include Humana, UnitedHealthcare, WellCare. We compare options at no cost to you.

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The Osceola County aca health insurance market

Osceola County has about 468,100 residents, 14% of them 65 or older. For aca health insurance, the carriers with the strongest local presence include Humana, UnitedHealthcare, WellCare — but the right fit depends on your household size, income, and which doctors you want to keep. We compare Humana against every other carrier serving Osceola County at no cost, because the plan with the lowest sticker premium is rarely the one with the lowest total annual cost once subsidies, deductibles, and your prescriptions are factored in. Medicare Advantage enrollment figures reflect the latest CMS data (May 2026).

Osceola County at a glance

Population (2024 ACS)
468,100
Medicare beneficiaries
77,385
MA penetration
72%
Age 65 or older
14%

What makes Osceola County different: Osceola County has one of Florida's highest Medicare Advantage penetration rates — roughly 70-72% of its ~77,000 Medicare beneficiaries, second only to Miami-Dade (~80%); it is also among the state's fastest-growing and most Hispanic counties, with a large Puerto Rican community centered in Kissimmee and St. Cloud.

Top carriers in Osceola County

  • Humana

    4-star CMS rating

  • UnitedHealthcare

    4-star CMS rating

  • WellCare

    3.5-star CMS rating

  • Freedom Health

    3.5-star CMS rating

Source: CMS Monthly MA Enrollment by State/County/Contract (latest Q1 2024). Enrollment figures refresh monthly at data.cms.gov.

Before you enroll: verify your hospital + doctor in Osceola County

Each ACA Health Insurance plan builds its own provider network — a hospital that's in-network on one plan may be out-of-network on another. Osceola County has 2 major hospital systems. Before you enroll, check that your preferred hospital and physicians participate in the specific plan you're considering.

Major hospitals to verify

  • HCA Florida Osceola Hospital (Kissimmee)
  • AdventHealth Kissimmee

Call each hospital's billing office directly — or use the carrier's network tool on the right to search by hospital name.

Top Osceola carriers — network lookup

Or skip the cross-checking — we run network checks against your prescriptions and doctors at no cost during any consult.

Want to talk it through?

Pick a time on Matt's calendar — 15 minutes, no sales pressure, no obligation. We'll walk through the Osceola County plans that fit your situation.

Local resources in Osceola County

Frequently Asked Questions

How many people live in Osceola County?

Osceola County has about 468,100 residents per the 2024 ACS 5-year estimates; 14% are age 65 or older.

Who are the top insurers in Osceola County?

The largest carriers in Osceola County are Humana, UnitedHealthcare, WellCare, Freedom Health. We work with all of them and a few smaller carriers that often have better rates for specific situations.

What state resources are available in Osceola County?

Florida SHINE - Osceola (1-800-963-5337) provides free unbiased Medicare counseling. Major hospitals in the county include HCA Florida Osceola Hospital (Kissimmee), AdventHealth Kissimmee.

Why do so many seniors in Osceola County choose Medicare Advantage plans?

Over 70% of Osceola County’s Medicare beneficiaries opt for Medicare Advantage plans due to their additional benefits and lower out-of-pocket costs. This high penetration rate reflects the county's unique demographics, with a significant Hispanic population and a large Puerto Rican community in Kissimmee.

When can I enroll in ACA Marketplace plans in Osceola County?

You can enroll in ACA Marketplace plans during the Annual Enrollment Period (AEP) from October 15 to December 7, or through Special Enrollment Periods (SEPs) if you have a qualifying life event. Residents can also make changes during Open Enrollment Period (OEP).

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