# Atlas Commons research objects — Medicare plans in Lincoln, Montana (CY2026) — context brief

CMS CY2026 Medicare Advantage and Part D plans available in Lincoln, Montana: plan count (AGGREGATED), premium range (RECORDED from CMS Landscape Files), CMS star ratings (DETERMINATION — CMS-issued institutional quality rating), and epistemic boundary (INTERPRETATION). Premiums are base plan premiums; actual cost depends on Part B premium, IRMAA, and LIS. Star ratings are CMS quality scores. This surface informs; it does not rank or advise. Use medicare.gov/plan-compare to enroll. CC0.

Claims (warrant · source), each re-fetchable to verify:

- **13 Medicare plans are available in Lincoln, Montana for contract year 2026** — DERIVED · CMS CY2026 Medicare Landscape Files (https://www.cms.gov/medicare/health-drug-plans/medicare-advantage/plan-information/plan-information)
- **Monthly premiums for Medicare plans in Lincoln, Montana range from $0.00/mo to $128.00/mo (CY2026)** — RECORDED · CMS CY2026 Medicare Landscape Files (https://www.cms.gov/medicare/health-drug-plans/medicare-advantage/plan-information/plan-information)
- **CMS assigned star ratings to 13 of 13 Medicare plans in Lincoln, Montana (CY2026); average overall: 3.7 stars** — PROJECTED · CMS CY2026 Medicare Landscape Files (https://www.cms.gov/medicare/health-drug-plans/medicare-advantage/plan-information/plan-information)
- **What these Medicare plan figures are — and are NOT — for Lincoln, Montana (the epistemic boundary)** — INTERPRETATION · Coverage Atlas framing (over the CMS facts above) (https://coverage-atlas.ryanjhunter.workers.dev/coverage/medicare-plans/mt/lincoln)

Do not take these on trust — re-fetch each named source. Full structured object: `https://coverage-atlas.ryanjhunter.workers.dev/coverage/medicare-plans/mt/lincoln.jsonld` · anatomy of the research object: see /commons/the-research-object

**Medicare plans in Lincoln, Montana (CY2026) — all RECORDED/DETERMINATION** (13): H0107_003 — Blue Cross Medicare Advantage Classic (PPO) — MA-PD — PPO — Blue Cross and Blue Shield of Montana — 74 — 3.5 — 6500 — No; H0107_004 — Blue Cross Medicare Advantage Optimum (PPO) — MA-PD — PPO — Blue Cross and Blue Shield of Montana — 128 — 3.5 — 4700 — No; H5216_048 — HumanaChoice H5216-048 (PPO) — MA-PD — PPO — Humana — 87 — 3.5 — 6750 — No…