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

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Medicare Advantage plan exits 2027 in District of Columbia County, DC

2,190 of the 29,269 Medicare Advantage members in District of Columbia County (7.5%) are in a plan that is not sold in the county for 2027: 7 of the 19 plans sold there in September 2026 end, from the CMS 2027 Landscape and crosswalk. the District of Columbia: 7.5%; 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
29,269
members, Sept 2026
must pick for 2027
2,190
must pick for 2027
share of members
7.5%
share of members
plans end
7 of 19
plans end

Medicare Advantage members in District of Columbia 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. 15 plans are listed for the county for 2027 against 20 for 2026.

09k17k26k34k13%201515%16%201718%20%201922%26%202128%32%202333%35%202534%

The plans that end for 2027

Every plan sold in District of Columbia 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
Healthspring Preferred (HMO) H2108-042Health Care Service CorporationRegular HMO82208220822
Healthspring True Choice Plus (PPO) H7849-142Health Care Service CorporationRegular PPO50550500505
Carefirst Bluecross Blueshield Advantage Complete (PPO) H7379-002CareFirst, Inc.Regular PPO34403443440
Humanachoice H5216-389 (PPO) H5216-389Humana Inc.Regular PPO312312000
Humana Usaa Honor Giveback (PPO) H5216-386Humana Inc.Regular PPO106010600
Aetna Medicare Eagle Giveback (PPO) H5521-480CVS Health CorporationRegular PPO52520520
Healthspring Courage (HMO) H2108-044Health Care Service CorporationRegular HMO49490049
7 plans2,1909181,2723961,376

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 District of Columbia County

CompanyMembers, Sept 2026PlansPlans endingMust pickShare of own membersOffered a new or renumbered planCompany gone
Health Care Service Corporation1,376331,376100.0%01,376
Humana Inc.1,4803241828.2%00
CareFirst, Inc.3902134488.2%3440
CVS Health Corporation1,83831522.8%520
UnitedHealth Group, Inc.19,8394000.0%00
Kaiser Foundation Health Plan, Inc.4,3464000.0%00

District of Columbia County against the District of Columbia and the nation

MeasureCountythe District of ColumbiaUnited States
Must pick for 2027, share of members7.5%7.5%10.6%
Must pick for 202621.4%10.1%
Must pick for 2025, members547 of 27,105
Must pick for 2026, members6,232 of 29,071
Must pick for 2027, members2,190 of 29,269

State and national figures: the the District of Columbia hub and the national report.

Star Ratings 2027 in District of Columbia County

Measure20272026Change
Members in contracts rated 4+ stars86.8%86.3%+0.5 pts
Member-weighted average star4.004.03-0.03
Rated contracts with members here1716

Members by star, 2027: 4.5: 8,384 · 4.0: 20,821 · 3.5: 1,158 · 3.0: 2,821 · 2.5: 452; 0 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 District of Columbia County, DC. https://www.vladahealth.com/medicare-advantage/dc/district-of-columbia. 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 District of Columbia County must pick a new plan for 2027?
2,190 of 29,269 members (7.5%): their plan is not sold in the county for 2027 according to the CMS crosswalk and Landscape. the District of Columbia as a whole: 7.5%; the nation: 10.6%.
Which plan in District of Columbia County ends with the most members?
Healthspring Preferred (HMO) (H2108-042, Health Care Service Corporation): 822 members in September 2026, its service area reduced.
Which company ended the most plans in District of Columbia County for 2027?
Health Care Service Corporation: 1,376 of its 1,376 members in the county (100.0%), 3 of its 3 plans.
What share of District of Columbia County's Medicare eligibles are in Medicare Advantage?
34.4% in September 2026: 34,067 of 98,904 eligibles, from the CMS state-county penetration file.
How are District of Columbia County's members rated for 2027?
86.8% of members are in contracts rated 4 stars or more for 2027 (86.3% the year before); the member-weighted average star is 4.00 over 17 rated contracts.
How does 2027 compare with 2026 in District of Columbia County?
6,232 members (21.4%) had to pick a new plan for 2026; for 2027 it is 2,190 (7.5%), a change of -4,042 members.

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Use Vlada. In District of Columbia County, the District of Columbia, which Medicare Advantage plans are not sold for 2027, how many members are in each, and what did 2026 look like? Give me a table with the source file, the data vintage and the response hash.

Behind it: get_county_view (state DC, county District of Columbia) and get_landscape_exits (group_by county).