2027 open enrollment. 3.15M must pick a new plan.

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Vlada / Medicare Advantage / Ohio / Union County

Medicare Advantage plan exits 2027 in Union County, OH

288 of the 4,736 Medicare Advantage members in Union County (6.1%) are in a plan that is not sold in the county for 2027: 8 of the 49 plans sold there in September 2026 end, from the CMS 2027 Landscape and crosswalk. Ohio: 15.8%; the nation: 10.6%.

Period: plan year 2027 against September 2026 members · Updated 2026-10-20 · Next: CMS January 2027 enrollment (February 2027): where the members landed

members, Sept 2026
4,736
members, Sept 2026
must pick for 2027
288
must pick for 2027
share of members
6.1%
share of members
plans end
8 of 49
plans end

Medicare Advantage members in Union County, 2015 to 2026

MA enrollment in September each year, with MA penetration (members over Medicare eligibles) at the top of each bar, from the CMS state-county penetration file. Navy: the last two years. 70 plans are listed for the county for 2027 against 79 for 2026.

02k3k4k6k44%201537%38%201739%41%201944%47%202150%52%202352%52%202551%

The plans that end for 2027

Every plan sold in Union County in September 2026 with members whose plan is not sold there for 2027: how it went (terminated, or its service area reduced so it continues elsewhere), the members the same company offers a new or renumbered plan of the same type, and the members whose company sells nothing in the county next year.

PlanCompanyTypeMembersTerminatedService area reducedOffered a new or renumbered planCompany gone
UHC Dual Complete Oh-d002 (HMO-POS D-SNP) H5322-028UnitedHealth Group, Inc.D-SNP HMO6767000
Humana Gold Plus Snp-de H6622-087 (HMO D-SNP) H6622-087Humana Inc.D-SNP HMO5151000
UHC Dual Complete Oh-s3 (HMO-POS D-SNP) H1285-002UnitedHealth Group, Inc.D-SNP HMO4141000
Aetna Medicare Dual Care (HMO D-SNP) H0628-013CVS Health CorporationD-SNP HMO4141000
Humana Gold Plus Snp-de H6622-015 (HMO D-SNP) H6622-015Humana Inc.D-SNP HMO2525000
Humana Dual Select H5525-046 (PPO D-SNP) H5525-046Humana Inc.D-SNP PPO2424000
Aetna Medicare Partial Dual (HMO D-SNP) H0628-041CVS Health CorporationD-SNP HMO2424000
UHC Dual Complete Oh-v002 (HMO-POS D-SNP) H5322-034UnitedHealth Group, Inc.D-SNP HMO1515000
8 plans288288000

Download this table (CSV, CC BY 4.0) · cells under 11 members are suppressed by CMS and count as zero, so every count is a floor.

By company in Union County

CompanyMembers, Sept 2026PlansPlans endingMust pickShare of own membersOffered a new or renumbered planCompany gone
UnitedHealth Group, Inc.51810312323.7%00
Humana Inc.1,4091531007.1%00
CVS Health Corporation1,38162654.7%00
Elevance Health, Inc.5566000.0%00
Trinity Health Corporation3664000.0%00
MEDICAL MUTUAL OF OHIO2313000.0%00
Molina Healthcare, Inc.1451000.0%00
Devoted Health, Inc.843000.0%00
CareSource461000.0%00

Union County against Ohio and the nation

MeasureCountyOhioUnited States
Must pick for 2027, share of members6.1%15.8%10.6%
Must pick for 20269.1%10.1%
Must pick for 2025, members32 of 4,184
Must pick for 2026, members399 of 4,366
Must pick for 2027, members288 of 4,736

State and national figures: the Ohio hub and the national report.

Star Ratings 2027 in Union County

Measure20272026Change
Members in contracts rated 4+ stars65.0%74.4%-9.4 pts
Member-weighted average star3.944.06-0.12
Rated contracts with members here2119

Members by star, 2027: 4.5: 1,462 · 4.0: 2,144 · 3.5: 1,793 · 3.0: 145; 119 in unrated contracts. Each contract's 2027 overall star (CMS, released 2026-10-08) weighted by its 2026-09 members in the county, individual and group; 2026 by 2025-09 members.

Sources

  • CMS Medicare Advantage/Part D Landscape, plan year 2027: landscape_cy2027-landscape-202609-1.zip (CMS, September 2026); CMS plan crosswalk CY2027.
  • CMS monthly enrollment by contract, plan and county, 2026-09 (and the two Septembers before, for the series).
  • CMS MA state-county penetration file, September of each year (eligibles, enrollment, penetration).
  • CMS Star Ratings 2027, released 2026-10-08. Page object written 2026-10-20.

Receipts: athena(table=medicare_semantic.exits_cells_county_2027_v1, block=plans) 042eb472aa7d…; athena(table=medicare_semantic.exits_cells_county_2025_v1, medicare_semantic.exits_cells_county_2026_v1, medicare_semantic.exits_cells_county_2027_v1, block=series) ee9fd56a8632…; athena(table=medicare_semantic.ma_spine_county_market_v20261012b, block=market) e6c1b5ce62c0…; athena(table=medicare_semantic.ma_spine_contract_stars_v20261012b, weights=medicare_semantic.ma_spine_enroll_plan_county_v20261012a, block=stars) c39711c388e0…. Suppressed cells count as zero in every count.

Cite: Vlada Health (2026). Medicare Advantage plan exits 2027 in Union County, OH. https://www.vladahealth.com/medicare-advantage/oh/union. Data: CC BY 4.0.

Method

  • Population: members of individual Medicare Advantage plans (H and R contracts, plans 001 to 799, special needs plans included; employer group, Cost, MMP and PACE excluded) in the county in September 2026.
  • Must pick: the CMS crosswalk names no successor plan sold in the county for 2027; members CMS moves to a successor in the county are not counted.
  • Terminated: the plan is gone from every county. Service area reduced: the plan continues elsewhere but not here. Offered a new or renumbered plan: the same company sells, in this county, the same name under a new number or a new plan of the same HMO or PPO and special needs type. Company gone: no plan of any type from that company in the county.
  • Stars: each contract's overall star weighted by its September members in the county; unrated contracts counted apart, never as zero stars. Penetration: the CMS file's own eligibles and MA enrollment.
  • Suppression: CMS hides cells under 11 members; they count as zero, so every count is a floor and every share is not.

The full method and the national tables: How we counted, and how to check it.

Questions

How many Medicare Advantage members in Union County must pick a new plan for 2027?
288 of 4,736 members (6.1%): their plan is not sold in the county for 2027 according to the CMS crosswalk and Landscape. Ohio as a whole: 15.8%; the nation: 10.6%.
Which plan in Union County ends with the most members?
UHC Dual Complete Oh-d002 (HMO-POS D-SNP) (H5322-028, UnitedHealth Group, Inc.): 67 members in September 2026, terminated.
Which company ended the most plans in Union County for 2027?
UnitedHealth Group, Inc.: 123 of its 518 members in the county (23.7%), 3 of its 10 plans.
What share of Union County's Medicare eligibles are in Medicare Advantage?
50.6% in September 2026: 5,919 of 11,690 eligibles, from the CMS state-county penetration file.
How are Union County's members rated for 2027?
65.0% of members are in contracts rated 4 stars or more for 2027 (74.4% the year before); the member-weighted average star is 3.94 over 21 rated contracts.
How does 2027 compare with 2026 in Union County?
399 members (9.1%) had to pick a new plan for 2026; for 2027 it is 288 (6.1%), a change of -111 members.

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