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MA Enrollment Explorer / Missouri / Stoddard County

Medicare Advantage in Stoddard County, Missouri

3,234 people in Stoddard County, Missouri were enrolled in Medicare Advantage in October 2026, 42.0% of 7,701 eligible beneficiaries (−0.1 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 65% of reported enrollment; 6 parent organizations have 11 or more members and the HHI is 4,725 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 13 members here are in plans that terminate or leave the county. MA plans offered go from 20 to 23.

42.0%MA penetration, October 2026
3,234MA enrollees
65%leading parent's share
56.7%MSSP ACO share of Original Medicare, PY 2024
Open the county on the market mapMedicare Advantage in Missouri

Parent organizations in Stoddard County

Parent organizationMembersChange since October 2025Share
UnitedHealth Group, Inc.2,084+31665.3%
Humana Inc.478+25015.0%
CVS Health Corporation473+18114.8%
Elevance Health, Inc.109−7413.4%
Blue Cross Blue Shield of Michigan Mutual Ins. Co.25−10.8%
Rifkin Managed Care Holding, LLC21+10.7%

CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.

Value-based care alongside MA

In PY 2024, 2,105 beneficiaries in Stoddard County were assigned to 26 Medicare Shared Savings Program ACOs, 56.7% of assignable Original Medicare beneficiaries. Together, roughly 75% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.