Is My Plan Ending?

Aetna Medicare Enhanced (PPO) (H5521-251) in 2027

We are not affiliated with Aetna Medicare. Plan and company names are shown only to identify plans.

PPO: about this plan type · Legal name: AETNA LIFE INSURANCE COMPANY

Offered again in 35 of 36 counties. Not offered in 1. Check your county below.

Check Your Plan with Your ZIP Code

Offered Againin 2027
35
of 36 countiesin 2026
Not Offeredin 2027
1
of 36 countiesin 2026
People inThis Plan
~2,600
CMS enrollment,October 2026

South Carolina

See the 36 counties in South CarolinaHide the counties
Where H5521-251 is offered in South Carolina, 2026 and 2027
CountyWhat's HappeningPeople in Plan
Abbeville County: what this means for you
All plans in Abbeville County
Offered in 2027~20
Aiken County: what this means for you
All plans in Aiken County
Offered in 2027~80
Allendale County: what this means for you
All plans in Allendale County
Offered in 202710 or fewer
Anderson County: what this means for you
All plans in Anderson County
Offered in 2027~10
Bamberg County: what this means for you
All plans in Bamberg County
Offered in 2027~10
Barnwell County: what this means for you
All plans in Barnwell County
Offered in 2027~30
Beaufort County: what this means for you
All plans in Beaufort County
Offered in 2027~790
Calhoun County: what this means for you
All plans in Calhoun County
Offered in 2027~20
Cherokee County: what this means for you
All plans in Cherokee County
Not offered: left this county10 or fewer
Chesterfield County: what this means for you
All plans in Chesterfield County
Offered in 2027~30
Clarendon County: what this means for you
All plans in Clarendon County
Offered in 2027~40
Colleton County: what this means for you
All plans in Colleton County
Offered in 2027~90
Darlington County: what this means for you
All plans in Darlington County
Offered in 2027~30
Dillon County: what this means for you
All plans in Dillon County
Offered in 202710 or fewer
Edgefield County: what this means for you
All plans in Edgefield County
Offered in 2027~20
Fairfield County: what this means for you
All plans in Fairfield County
Offered in 2027~40
Greenville County: what this means for you
All plans in Greenville County
Offered in 2027~40
Greenwood County: what this means for you
All plans in Greenwood County
Offered in 2027~60
Hampton County: what this means for you
All plans in Hampton County
Offered in 2027~40
Jasper County: what this means for you
All plans in Jasper County
Offered in 2027~180
Lancaster County: what this means for you
All plans in Lancaster County
Offered in 2027~600
Laurens County: what this means for you
All plans in Laurens County
Offered in 202710 or fewer
Lee County: what this means for you
All plans in Lee County
Offered in 2027~10
Lexington County: what this means for you
All plans in Lexington County
Offered in 2027~90
Marion County: what this means for you
All plans in Marion County
Offered in 2027~20
Marlboro County: what this means for you
All plans in Marlboro County
Offered in 2027~10
McCormick County: what this means for you
All plans in McCormick County
Offered in 2027~50
Oconee County: what this means for you
All plans in Oconee County
Offered in 202710 or fewer
Pickens County: what this means for you
All plans in Pickens County
Offered in 2027~10
Richland County: what this means for you
All plans in Richland County
Offered in 2027~120
Saluda County: what this means for you
All plans in Saluda County
Offered in 2027~10
Spartanburg County: what this means for you
All plans in Spartanburg County
Offered in 2027~10
Sumter County: what this means for you
All plans in Sumter County
Offered in 2027~90
Union County: what this means for you
All plans in Union County
Offered in 202710 or fewer
Williamsburg County: what this means for you
All plans in Williamsburg County
Offered in 202710 or fewer
York County: what this means for you
All plans in York County
Offered in 2027~50

Costs and Star Rating

Costs for H5521-251, 2026 and 2027
What20262027
Monthly premium (without Extra Help)$29 a month$33 a month
Maximum you pay for covered medical care$8,750 (in-network)$9,850 (in-network)
Drug deductible$615$500
Overall star rating (from CMS)4.5 out of 5 stars4 out of 5 stars

PPO plans also have a limit for in- and out-of-network care combined. See Medicare Plan Finder.

CMS rates contracts, so plans under one contract share its rating. For costs with Extra Help, use the lookup.

What Happens Next

If this plan is not offered in your county in 2027, you can pick a new plan from October 15 to December 7, 2026. If your plan is ending, you also have until February 28, 2027. Check your county to see what happens if you do nothing.

These numbers come from CMS's plan files. If you're in this plan, confirm with your Annual Notice of Change or the letter from your plan.

Source: CMS CY2027 Landscape, data as of October 18, 2026 (release 202610). Enrollment: CMS Monthly Enrollment by Contract/Plan/State/County, October 2026. Plan moves: CMS 2027 Plan Crosswalk, file dated October 1, 2026. People counts add up the counties where this plan is offered. They leave out members who live outside that area. See how we get our numbers.