2026 Medicare Advantage Plans in Roosevelt County, MT

The table below shows CMS star ratings for Medicare Advantage plans in Roosevelt County, MT for 2026.

CMS Star Ratings for Medicare Advantage Plans in Roosevelt County, MT (2026)

Rating Category	Number of Plans	Percent of Plans
5 Stars	No 5-star plans available.	0%
4 Stars (includes 5 Stars)	0	0%
3 Stars	0	0%
Below 3 Stars	2	100%
Not Rated	0	0%
Average Rating	2.5

* Medicare Advantage star ratings are determined by CMS each year using a standardized 5-star rating system.

• CMS.gov, Medicare Advantage & Special Needs Plan Landscape Source Files — Version: 202608
• CMS.gov, Medicare Part C & D Performance Data — Version: 2026
• CMS.gov, Medicare Advantage & Part D Contract and Enrollment Data — Version: 2026-08

This page presents county-level Medicare Advantage (MA/MAPD) data, including plan counts, enrollment totals, averages, and percentage distributions, derived from CMS datasets using a standardized aggregation approach.

Data sources and methodology documentation .

• Medicare.gov, "Compare types of Medicare Advantage Plans" — Last accessed 25 May, 2025
• Medicare.gov, "Your coverage options" — Last accessed 25 May, 2025
• AARP.org, "The Big Choice: Original Medicare vs. Medicare Advantage" — Last accessed 25 May, 2025

MedicarePlans.com is an independent, non-government informational resource and is not affiliated with or endorsed by the U.S. Government or the federal Medicare program.

Data provenance documentation is maintained in alignment with the U.S. Core Data for Interoperability (USCDI) Provenance standard .

Page content independently curated and maintained by David W. Bynon, Editorial Steward, using a standardized, data-driven methodology for accurate, non-commercial Medicare plan interpretation and resolution.