# Atlas Commons research objects — Medicare plans in Jo Daviess, Illinois (CY2026) — context brief

CMS CY2026 Medicare Advantage and Part D plans available in Jo Daviess, Illinois: 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:

- **32 Medicare plans are available in Jo Daviess, Illinois 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 Jo Daviess, Illinois range from $0.00/mo to $220.00/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 24 of 32 Medicare plans in Jo Daviess, Illinois (CY2026); average overall: 3.5 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 Jo Daviess, Illinois (the epistemic boundary)** — INTERPRETATION · Coverage Atlas framing (over the CMS facts above) (https://coverage-atlas.ryanjhunter.workers.dev/coverage/medicare-plans/il/jo-daviess)

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

**Medicare plans in Jo Daviess, Illinois (CY2026) — all RECORDED/DETERMINATION** (32): H1206_008 — Aetna Medicare Signature Extra (HMO-POS) — MA-PD — HMO-POS — Aetna Medicare — 0 — Not rated — 5900 — No; H1651_003 — Medical Associates SmartPlan (Cost) — Cost — Cost — Medical Associates Health Plan, Inc. — N/A — Not rated — N/A — No; H1651_005 — Medical Associates Community Plan (Cost) — Cost — Cost — Medical Associates Health Plan, Inc. — N/A — Not rated — N/A — No…