Healthcare
5 min read

State-by-state guide to health insurance marketplaces

Published on
Mar 24, 2025
State-by-state guide to health insurance marketplaces
Blog
Author
Venteur

Navigating health insurance marketplaces can feel daunting, especially with each state offering its own unique system. Whether you're researching the South Carolina health insurance exchange, the Georgia medical insurance exchange, or the New Jersey health insurance exchange, understanding how these marketplaces function is essential for choosing the right coverage. This guide provides a detailed overview of health insurance marketplaces across the United States, helping you make informed decisions about your healthcare needs.

What Are Health Insurance Marketplaces?

Health insurance marketplaces, also known as exchanges, are platforms where individuals, families, and small businesses can shop for and enroll in health plans. These marketplaces were established under the Affordable Care Act (ACA) to ensure access to affordable and comprehensive health insurance options. They offer:

  • ACA-Compliant Plans: All marketplace plans cover essential health benefits such as doctor visits, hospital stays, preventive care, and prescription drugs.
  • Financial Assistance: Subsidies like premium tax credits and cost-sharing reductions are available to eligible individuals based on income.
  • Plan Categories: Plans are divided into four metal tiers—Bronze, Silver, Gold, and Platinum—based on how costs are shared between you and the insurer.

Marketplaces can be federally run (via HealthCare.gov), state-run, or a hybrid model. Let’s explore how these systems work in specific states.

South Carolina Health Insurance Exchange

South Carolina relies on the federally managed marketplace at HealthCare.gov. This platform allows residents to compare plans from private insurers and access financial assistance if they qualify.

Key Details:

  • Enrollment Period: Open enrollment runs from November 1, 2024, to January 15, 2025.
  • Financial Assistance: In 2024, 95% of South Carolina enrollees received subsidies averaging $552 per month. After subsidies, many paid as little as $63 monthly for coverage.
  • Plan Availability: At least three insurers offer plans in most counties for 2025.

For those seeking affordable coverage in South Carolina, using HealthCare.gov or consulting a licensed broker can simplify the process.

Georgia Medical Insurance Exchange

Georgia recently transitioned to a state-run marketplace called Georgia Access (GeorgiaAccess.gov), replacing its reliance on HealthCare.gov. This change aims to provide residents with a more localized experience when shopping for health insurance.

Key Details For Georgia:

  • Enrollment Period: Open enrollment begins November 1, 2024.
  • State-Specific Platform: Georgia Access offers tools tailored to local residents’ needs.
  • Plan Options: ACA-compliant plans remain available with financial assistance for eligible individuals.

This shift gives Georgians greater control over their healthcare choices while maintaining access to essential benefits and subsidies.

New Jersey Health Insurance Exchange

New Jersey operates its own state-based marketplace called Get Covered NJ. This platform provides an intuitive shopping experience and additional resources for residents seeking affordable healthcare coverage.

Key Details For New Jersey:

  • Enrollment Period: Open enrollment runs from November 1, 2024, to January 31, 2025.
  • Financial Assistance: Many New Jersey residents qualify for subsidies or cost-sharing reductions based on income.
  • Plan Choices: Plans range from Bronze (lower premiums but higher out-of-pocket costs) to Platinum (higher premiums but lower out-of-pocket costs).

Residents can use Get Covered NJ’s Shop and Compare Tool to explore plan options and determine eligibility for financial aid.

Types of Marketplaces Across the U.S.

Health insurance marketplaces vary by state. There are three primary types:

  1. Federally Run Marketplaces: Managed through HealthCare.gov (e.g., South Carolina).
  2. State-Based Marketplaces: Fully operated by individual states (e.g., New Jersey).
  3. State-Based Marketplaces Using Federal Platforms (SBM-FP): States manage their own exchanges but rely on HealthCare.gov for enrollment.

Examples of state-based marketplaces include Covered California and New York State of Health. Each system has unique enrollment periods and plan offerings tailored to its residents' needs.

How Do Marketplace Plans Work?

Marketplace plans are categorized into four metal tiers:

Health Plan Categories
Plan Category Plan Pays You Pay Deductible Level
Bronze 60% 40% High
Silver 70% 30% Moderate
Gold 80% 20% Low
Platinum 90% 10% Very Low

For those with limited incomes, Silver plans often provide the best value due to cost-sharing reductions that lower out-of-pocket expenses.

Additionally:

  • Catastrophic plans are available for people under 30 or those with hardship exemptions.
  • All plans cover essential health benefits like preventive care and emergency services without lifetime caps.

How to Choose the Right Plan

Selecting the right plan involves careful consideration of your healthcare needs and budget. Here’s what to keep in mind:

  1. Assess Your Healthcare Needs:
    • Do you expect frequent doctor visits or prescriptions?
    • Are you managing a chronic condition?
  2. Evaluate Costs:
    • Look beyond premiums; consider deductibles, copayments, and out-of-pocket maximums.
    • Use marketplace tools to estimate your total annual costs after subsidies.
  3. Check Provider Networks:
    • Ensure your preferred doctors and hospitals are in-network.

For example:

  • In South Carolina, Silver-level plans with cost-sharing reductions are ideal for lower-income individuals.
  • In New Jersey, many families find Silver plans appealing due to their balance of affordability and coverage.

Benefits of State-Based Marketplaces

State-based marketplaces offer several advantages over federally run platforms:

  • Greater control over plan offerings and pricing.
  • Additional state-specific subsidies or programs.
  • Enhanced customer support through local resources like hotlines and navigators.

States like California and New York have successfully implemented their own exchanges, providing residents with more tailored options compared to federal systems.

Navigating health insurance marketplaces doesn’t have to be complicated. Whether you're exploring options in South Carolina, Georgia, New Jersey—or another state—understanding how these systems work empowers you to choose coverage that fits your budget and healthcare needs. By leveraging these resources effectively, you can secure comprehensive protection for yourself and your family at an affordable price point.

FAQs

You got questions, we got answers!

We're here to help you make informed decisions on health insurance for you and your family. Check out our FAQs or contact us if you have any additional questions.

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How do I enroll in a marketplace plan?

You can enroll during open enrollment through your state’s marketplace website or HealthCare.gov (for federally run marketplaces). Assistance is available via brokers or navigators.

What happens if I miss open enrollment?

If you miss open enrollment, you may qualify for a Special Enrollment Period due to life events like marriage or job loss. Otherwise, you'll need to wait until the next open enrollment period.

Can I get financial assistance?

Yes! Subsidies like premium tax credits are available based on income. For example:

  • In South Carolina, subsidies averaged $552/month in 2024.
  • In New Jersey, cost-sharing reductions make Silver plans more affordable for many families.
What’s the difference between public and private exchanges?

Public exchanges like HealthCare.gov offer ACA-compliant plans with subsidies. Private exchanges may provide additional options but don’t offer financial assistance.

Are pre-existing conditions covered?

Yes! All ACA-compliant plans must cover pre-existing conditions without charging higher premiums.

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