# Atlas Commons research objects — Medicare plans in Greer, Oklahoma (CY2026) — context brief

CMS CY2026 Medicare Advantage and Part D plans available in Greer, Oklahoma: 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:

- **21 Medicare plans are available in Greer, Oklahoma 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 Greer, Oklahoma range from $0.00/mo to $159.00/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 20 of 21 Medicare plans in Greer, Oklahoma (CY2026); average overall: 3.6 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 Greer, Oklahoma (the epistemic boundary)** — INTERPRETATION · Coverage Atlas framing (over the CMS facts above) (https://coverage-atlas.ryanjhunter.workers.dev/coverage/medicare-plans/ok/greer)

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

**Medicare plans in Greer, Oklahoma (CY2026) — all RECORDED/DETERMINATION** (21): H2001_056 — UHC Dual Complete OK-S001 (PPO D-SNP) — SNP — PPO D-SNP — UnitedHealthcare — 28.2 — 4.5 — 9250 — No; H3708_001 — American Health Advantage of Oklahoma (HMO I-SNP) — SNP — HMO I-SNP — American Health Advantage of Oklahoma — 28.2 — Not rated — 9250 — No; H5216_278 — Humana USAA Honor Giveback (PPO) — MA — PPO — Humana — N/A — 3.5 — 4700 — No…