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Aetna Medicare Signature (PPO) (H5521-231) in 2027

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

Offered again in all 17 counties where it was offered in 2026.

Check Your Plan with Your ZIP Code

Offered Againin 2027
17
of 17 countiesin 2026
People inThis Plan
~4,800
CMS enrollment,October 2026

Indiana

See the 17 counties in IndianaHide the counties
Where H5521-231 is offered in Indiana, 2026 and 2027
CountyWhat's HappeningPeople in Plan
Bartholomew County: what this means for you
All plans in Bartholomew County
Offered in 2027~50
Boone County: what this means for you
All plans in Boone County
Offered in 2027~170
Brown County: what this means for you
All plans in Brown County
Offered in 2027~60
Clay County: what this means for you
All plans in Clay County
Offered in 2027~60
Franklin County: what this means for you
All plans in Franklin County
Offered in 2027~130
Greene County: what this means for you
All plans in Greene County
Offered in 2027~50
Hamilton County: what this means for you
All plans in Hamilton County
Offered in 2027~1,000
Hancock County: what this means for you
All plans in Hancock County
Offered in 2027~220
Hendricks County: what this means for you
All plans in Hendricks County
Offered in 2027~490
Johnson County: what this means for you
All plans in Johnson County
Offered in 2027~180
Madison County: what this means for you
All plans in Madison County
Offered in 2027~280
Marion County: what this means for you
All plans in Marion County
Offered in 2027~1,800
Montgomery County: what this means for you
All plans in Montgomery County
Offered in 2027~110
Parke County: what this means for you
All plans in Parke County
Offered in 2027~30
Putnam County: what this means for you
All plans in Putnam County
Offered in 2027~90
Shelby County: what this means for you
All plans in Shelby County
Offered in 2027~80
Sullivan County: what this means for you
All plans in Sullivan County
Offered in 2027~30

Costs and Star Rating

Costs for H5521-231, 2026 and 2027
What20262027
Monthly premium (without Extra Help)$0 a month$0 a month
Maximum you pay for covered medical care$5,900 (in-network)$5,900 (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

Where it is offered again, members who do nothing stay in this plan.

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.