Plan year 2026 · coverage ends Dec. 31, 2026CMS crosswalk of Oct. 1, 2026

Aetna Medicare Signature is not offered under this ID in 2027

H2663Contract063Plan

HMO-POS · served 27 counties in Kansas, Missouri in 2026

Run by Coventry Health Care of Missouri, Inc. (contract H2663), sold as Aetna Medicare, owned by CVS Health Corporation

CMS crosswalk: members move into H2663-043

Folds into H2663-043

Aetna Medicare Signature (H2663-063) is not offered under this ID in 2027: the CMS plan crosswalk of October 1, 2026 moves its members into Aetna Medicare Signature Extra (H2663-043), which is sold in every county it served. 962 people were enrolled in it in September 2026; they can also choose another plan during open enrollment, October 15 to December 7, 2026.

What changes for its members in Aetna Medicare Signature Extra?

For its members: this plan's 2026 amounts beside Aetna Medicare Signature Extra (H2663-043) in 2027. The changed lines are marked and come first.
What you pay or get	2026	2027	Change
Plan name	Aetna Medicare Signature	Aetna Medicare Signature Extra	renamed
Drug deductible	$615	$400	down $215
Hospital stay, in network	$415 a day for days 1–6, then $0 a day for days 7–90	$425 a day for days 1–6, then $0 a day for days 7–90	up $50for a 5-day stay
Skilled nursing facility, in network	$20 a day for days 1–20, then $218 a day for days 21–100	$20 a day for days 1–20, then $221 a day for days 21–100	up $30for a 30-day stay
Comprehensive dental, yearly limit	$750 a year	$1,500 a year	up $750
Eyewear, yearly limit	$100 a year	$200 a year	up $100
Hearing aids, yearly limit for both ears	$500 a year	$1,250 a year	up $750
Over-the-counter items, yearly	not offered	$160 a year	added
Drug tier 1, preferred generic	$2	$5	up $3
Drug tier 3, preferred brand	24% of the cost	13% of the cost	down 11 points
Drug tier 4, non-preferred drug	25% of the cost	30% of the cost	up 5 points
Drug tier 5, specialty tier	25% of the cost	29% of the cost	up 4 points
10 lines do not change
Monthly premium	$0	$0	no change
In-network out-of-pocket limit	$4,200	$4,200	no change
Part B premium reduction, monthly	none	none	no change
Primary care visit	$0 copay	$0 copay	no change
Specialist visit	$0 copay	$0 copay	no change
Emergency room	$150 copay	$150 copay	no change
Medical deductible, in network	none	none	no change
Ground ambulance, in network	$295 copay	$295 copay	no change
Counties served	27	27	no change
Drug tier 2, generic	$12	$12	no change

Source: CMS plan crosswalk from 2026 to 2027 (Oct. 1, 2026); CMS Medicare Advantage and Part D landscape files for 2027 (Sept. 22, 2026, revised Sept. 30) and 2026 (Sept. 2, 2026 revision); CMS plan benefit package files, 2027 and 2026. Your plan's Annual Notice of Change is the letter that confirms your 2027 plan; confirm on Medicare Plan Finder.

What can members do, and by when?

If you do nothing: You are moved into Aetna Medicare Signature Extra on January 1, 2027.
October 15 to December 7, 2026: Open enrollment: choose another Medicare Advantage plan, or Original Medicare with a drug plan, instead.
January 1 to March 31, 2027: Medicare Advantage open enrollment: switch once to another Medicare Advantage plan or to Original Medicare.

Source: Medicare.gov, “Special enrollment periods” and “Joining a plan” (read Oct. 7, 2026).

Where did its members live?

Where its members lived in September 2026; each county and state page lists the 2027 plans sold there.

All 27 counties, most members first; CMS hides counts under 11 per county, so the counties add up to a little less than the plan's total
County	Members, Sept. 2026	For 2027
Greene, MO	241	moves into H2663-043
Christian, MO	101	moves into H2663-043
Jasper, MO	72	moves into H2663-043
Taney, MO	69	moves into H2663-043
Newton, MO	54	moves into H2663-043
Stone, MO	49	moves into H2663-043
Webster, MO	43	moves into H2663-043
Lawrence, MO	42	moves into H2663-043
Cherokee, KS	37	moves into H2663-043
Crawford, KS	34	moves into H2663-043
Montgomery, KS	30	moves into H2663-043
Labette, KS	22	moves into H2663-043
Barry, MO	18	moves into H2663-043
St. Clair, MO	16	moves into H2663-043
Wright, MO	16	moves into H2663-043
Douglas, MO	15	moves into H2663-043
Neosho, KS	12	moves into H2663-043
Cedar, MO	11	moves into H2663-043
McDonald, MO	11	moves into H2663-043
Polk, MO	11	moves into H2663-043

Show the other 7 counties

County	Members, Sept. 2026	For 2027
Wilson, KS	fewer than 11	moves into H2663-043
Barton, MO	fewer than 11	moves into H2663-043
Dade, MO	fewer than 11	moves into H2663-043
Dallas, MO	fewer than 11	moves into H2663-043
Hickory, MO	fewer than 11	moves into H2663-043
Laclede, MO	fewer than 11	moves into H2663-043
Ozark, MO	fewer than 11	moves into H2663-043

Source: CMS monthly enrollment by plan and by county, September 2026 (CMS hides counts under 11).

What else should you check?

2027 plans in Greene, MOThe plans you can join instead
Aetna Medicare plans for 2027Plans the same company still offers
Every plan not offered in 2027764 Medicare Advantage and drug plans