MA Enrollment Explorer / Montana / Blaine County
Medicare Advantage in Blaine County, Montana
18 people in Blaine County, Montana were enrolled in Medicare Advantage in October 2026, 1.4% of 1,310 eligible beneficiaries (+0.1 pts since October 2025).; 0 parent organizations have 11 or more members and the HHI is n/a (). HRSA classifies the county as fully rural.
1.4%MA penetration, October 2026
18MA enrollees
n/aleading parent's share
39.5%MSSP ACO share of Original Medicare, PY 2024
Value-based care alongside MA
In PY 2024, 336 beneficiaries in Blaine County were assigned to 11 Medicare Shared Savings Program ACOs, 39.5% of assignable Original Medicare beneficiaries. Together, roughly 40% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.