South Carolina Level-Funded vs Fully Insured
Savings Calculator
Compare level-funded and fully insured health plan costs for your South Carolina business. See potential savings, surplus refunds, and worst-case scenarios -- powered by South Carolina-specific carrier data and actuarial benchmarks.
South Carolina Level-Funded Market at a Glance
Frequently Asked Questions: Level-Funded Plans in South Carolina
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Calculation Methodology
Fully Insured Cost: Current PEPM x number of employees x 12 months. Projected forward using the annual renewal increase rate.
Level-Funded Breakdown:
- Claims Fund: PEPM x claims ratio x state cost index (0.85 for South Carolina) x age factor x industry adjustment x plan tier multiplier. This is held in a claims account to pay medical expenses.
- Admin Fee: PEPM x admin percentage. Covers TPA fees, network access, compliance, and reporting.
- Stop-Loss Premium: Based on attachment point selected. Adjusted by South Carolina's stop-loss factor (0.9) and group demographics.
- Total Level-Funded: Claims Fund + Admin Fee + Stop-Loss Premium.
Scenario Modeling:
- Best Case: Actual claims at 55% of expected. Employer receives ~50% of surplus (unused claims fund) as a refund.
- Expected Case: Actual claims match the expected claims fund. Typical savings vs fully insured.
- Worst Case: Claims run 130% of expected, but stop-loss caps total exposure at 125% of expected claims fund.
State Cost Index: South Carolina's index of 0.85 adjusts base claims for state-level provider costs, utilization patterns, and regulatory environment. Based on CMS Geographic Practice Cost Index and South Carolina DOI rate filings.
Data Sources: SOA Group Health Experience Study, Mercer National Survey 2025, KFF 2025 Employer Health Benefits Survey, TrustMark/Voya level-funded reference data, Sun Life stop-loss rate manuals, NAIC stop-loss model regulations, CMS Federal Age Rating Curves, South Carolina Department of Insurance filings.
Level-Funded Health Insurance in South Carolina: What Employers Need to Know
South Carolina offers one of the most favorable environments for level-funded health plans in the Southeast. The state's cost index of 0.85 reflects costs that are 15% below the national average, minimal state-specific benefit mandates keep plans streamlined, and the regulatory environment is business-friendly. South Carolina's growing economy, particularly in manufacturing, automotive, and technology, has attracted new carrier interest in the level-funded space.
Blue Cross Blue Shield of South Carolina dominates the fully insured market, but national carriers compete actively for level-funded business. UnitedHealthcare, Cigna, and Aetna all offer level-funded products throughout the state. The Charleston, Greenville-Spartanburg, and Columbia metro areas have the strongest carrier competition. South Carolina has not expanded Medicaid, which affects individual market dynamics but has minimal impact on employer-sponsored level-funded plans.
South Carolina's Department of Insurance treats level-funded plans as self-funded under ERISA and has not enacted specific legislation targeting these arrangements. The state's low baseline costs make level-funded plans a particularly low-risk option, as the claims fund component is proportionally smaller. Stop-loss pricing is competitive, running about 10% below national averages.