Medicare Advantage in Charleston County, SC, for 2027.
CMS lists 70 Medicare Advantage plans here for 2027, 1 more than 2026 (69). 31,154 people in the county had an individual Medicare Advantage plan in October 2026.
Sources: CMS CY2027 plan file (October 2026 release), CMS CY2026 plan file (September 2026 release), CMS enrollment by county (CPSC), October 2026, CMS 2027 Plan Crosswalk (October 1, 2026), CMS 2027 Star Ratings Data Tables (October 8, 2026). Member counts are floors because CMS hides counts of 10 or fewer.
The county in numbers
Plans that end here for 2027
4 plans with members in the county end or leave it, plus 85 with 10 or fewer members here. CMS moves 0 members to another plan, and 26,395 stay in the same plan.
| Plan | Insurer | Members | Why |
|---|---|---|---|
| BlueCross Total (PPO) | BlueCross BlueShield of South Carolina (BCBSSC) | 1,207 | Plan leaves this county |
| Humana Gold Plus H5619-083 (HMO) | Humana | 252 | Plan terminated |
| HealthSpring True Choice Plus (PPO) | Health Care Service | 20 | Plan terminated |
| DEVOTED PREMIUM 003 SC (HMO) | Devoted Health | 11 | Plan terminated |
Who holds the members
- UnitedHealth9,891
- Humana9,156
- BlueCross BlueShield of South Carolina (BCBSSC)2,833
- Devoted Health2,727
- CVS Health2,380
- Centene1,548
Individual Medicare Advantage members by parent company, October 2026.
Top rated plans sold here
- Clover Health LiveHealthy (PPO)Clover Health5.0
- Clover Health LiveHealthy Giveback (PPO)Clover Health5.0
- Clover Health Valor (PPO)Clover Health5.0
- UHC Nursing Home Plan SC-F001 (PPO I-SNP)UnitedHealth5.0
- AARP Medicare Advantage Patriot No Rx SC-MA2 (PPO)UnitedHealth4.5
- AARP Medicare Advantage from UHC SC-0004 (PPO)UnitedHealth4.5
- DEVOTED C-SNP CHOICE 004 SC (PPO C-SNP)Devoted Health4.5
- DEVOTED C-SNP CHOICE ENHANCED 005 SC (PPO C-SNP)Devoted Health4.5
2027 overall Star Rating, 4.5 or more. Each plan's measure stars are in the county lookup.
See every plan, premium and copay in the free lookup.
Sort all 70 plans, open each plan's benefits and star measures, and see what each insurer paid agents in 2026.
Open Charleston in the lookupWorking this county for AEP?
The AEP 2027 County Kit puts this county and your others in one file: the plans that end, where members land, what is still sold and a crosswalk sheet, with every number tied to its CMS file.
See the AEP 2027 County KitAll South Carolina county pages. Facts from public CMS files, prepared by Health and Tech Now. Not plan advice. Check a plan's Summary of Benefits before you enroll.