Children's Mercy Joins UnitedHealthcare ACA Plans
The Kansas City hospital will be in-network for UnitedHealthcare's 2027 Marketplace plans after previously saying it would not be included.
Updated on Nov. 11, 2026 in Insurance
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Children's Mercy Hospital reached a deal with UnitedHealthcare to participate in its ACA Marketplace plans for the Kansas City metro in 2027. The agreement reverses the hospital's October statement that it would not be included in any Marketplace plans next year.
Why it matters
Families relying on Marketplace coverage, including those receiving specialty care at the hospital, may now have an in-network option for 2027. Coverage decisions must be made soon, as enrollment deadlines approach.
The hospital's agreement with UnitedHealthcare was announced November 10, 2026, reversing its October statement that it would be in no 2027 Marketplace plans. The source does not provide enrollment figures or the number of families affected, and does not say which other insurers may reach agreements.
The players
Children's Mercy Hospital
A pediatric hospital in Kansas City that provides specialized care to children and is a major regional provider for pediatric cancer treatment.
UnitedHealthcare
A major American health insurance company and one of the largest insurers offering ACA Marketplace plans nationally.
The details
Children's Mercy will be in-network for UnitedHealthcare's ACA Marketplace plans for the Kansas City metro in 2027. UnitedHealthcare and HealthCare.gov websites and provider directories are being updated to reflect the hospital's in-network status, and the hospital has published plan-by-plan network information at ChooseChildrensMercy.org.
Timeline
October 2026: Children's Mercy said it would not be included in any 2027 ACA Marketplace plans.
November 10, 2026: The hospital reached a deal with UnitedHealthcare for 2027 coverage.
December 15, 2026: Deadline to select a plan for coverage beginning January 1, 2027.
January 1, 2027: Coverage begins for plans selected by the deadline.
January 15, 2027: Open enrollment for 2027 coverage ends.
Market Landscape
Each year, hospital and insurer contracts determine which providers appear in ACA Marketplace networks, and disputes often surface during the fall open enrollment period. This agreement shows how a publicly stated exclusion can be reversed before the coverage year begins.
Families who receive care at Children's Mercy should check the hospital's plan-by-plan network list before choosing a 2027 Marketplace plan. Selecting a plan by the December 15 deadline is required for coverage beginning January 1.
The takeaway
Before selecting a 2027 Marketplace plan, confirm that your preferred hospital and specialists are listed as in-network for that specific plan. Network status can change during open enrollment, so check the insurer's directory directly.
What happens next
Families must select a Marketplace plan by December 15, 2026 for coverage starting January 1, 2027, and open enrollment closes January 15, 2027.
Further reading
For more on how health coverage choices work, explore Insurance coverage in the Kansas City area.
More information
Check which Marketplace plans include Children's Mercy on the Children's Mercy ACA Marketplace in-network plan lookup.
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