# Atlas Commons research objects — ACA marketplace coverage for Oregon (2026) — context brief Oregon's ACA marketplace coverage from the CMS ACA Plan Attributes PUF, with each figure's epistemic status labeled: every plan count — medical plans, standalone dental plans, and breakdowns by metal level, plan type, HSA-eligibility, and referral requirement — is a measured census of plans offered (counts of rows in the CMS file, all labeled RECORDED); the sticker premium landscape by metal tier (40yo, pre-subsidy) is a recorded set of published CMS Rate PUF rates, with the subsidy note labeled CONTEXT; the boundary note is context (labeled CONTEXT) — these count plans offered and their sticker price, not enrollment, the insured rate, or net cost after subsidies. Sources: CMS ACA Plan Attributes PUF, CMS Marketplace Rate PUF. CC0. Claims (warrant · source), each re-fetchable to verify: - **293 ACA medical marketplace plans are offered in Oregon for plan year 2026** — RECORDED · CMS ACA Plan Attributes PUF (2026 plan year) (https://www.cms.gov/marketplace/resources/data/public-use-files) - **Medical plan counts by CMS metal level in Oregon (2026): Silver 133, Expanded Bronze 88, Gold 72** — RECORDED · CMS ACA Plan Attributes PUF (2026 plan year) (https://www.cms.gov/marketplace/resources/data/public-use-files) - **Medical plan counts by CMS plan type in Oregon (2026): EPO 293** — RECORDED · CMS ACA Plan Attributes PUF (2026 plan year) (https://www.cms.gov/marketplace/resources/data/public-use-files) - **88 of 293 medical plans in Oregon are HSA-eligible (2026)** — RECORDED · CMS ACA Plan Attributes PUF (2026 plan year) (https://www.cms.gov/marketplace/resources/data/public-use-files) - **231 of 293 medical plans in Oregon require no specialist referral (2026)** — RECORDED · CMS ACA Plan Attributes PUF (2026 plan year) (https://www.cms.gov/marketplace/resources/data/public-use-files) - **40 standalone dental plans are offered in Oregon for plan year 2026** — RECORDED · CMS ACA Plan Attributes PUF (2026 plan year) (https://www.cms.gov/marketplace/resources/data/public-use-files) - **STICKER ACA premiums in Oregon for a 40-year-old (before tax credits): Silver median $622/mo** — DERIVED · CMS Marketplace Rate Public Use File (atlas-aggregated per tier) (https://www.cms.gov/marketplace/resources/data/public-use-files) - **What the Oregon premiums mean — sticker, not your price** — INTERPRETATION · Coverage Atlas framing (over the CMS Rate PUF figures above) (https://coverage-atlas.ryanjhunter.workers.dev/) - **What these coverage figures are — and are NOT — for Oregon (the epistemic boundary)** — INTERPRETATION · Coverage Atlas framing (over the CMS facts above) (https://coverage-atlas.ryanjhunter.workers.dev/) Do not take these on trust — re-fetch each named source. Full structured object: `https://coverage-atlas.ryanjhunter.workers.dev/coverage/states/or.jsonld` · anatomy of the research object: see /commons/the-research-object **Oregon — every coverage indicator (typed)** (11): Medical plans offered — 293 — RECORDED — CMS ACA Plan Attributes PUF (2026); Medical issuers — 6 — RECORDED — CMS ACA Plan Attributes PUF (2026); HSA-eligible medical plans — 88 — RECORDED — CMS ACA Plan Attributes PUF (2026)… **Oregon — medical plans by CMS metal level (RECORDED)** (3): Silver — 133; Expanded Bronze — 88; Gold — 72… **Oregon — medical plans by CMS plan type (RECORDED)** (1): EPO — 293… **Oregon — medical plans by market coverage (RECORDED)** (1): Individual — 333… **Oregon — sticker ACA premiums by metal tier (40yo, pre-subsidy, DERIVED)** (3): Bronze — 135 — 519 — 495 — 552 — 426 — 696; Silver — 114 — 622 — 572 — 660 — 505 — 814; Gold — 107 — 746 — 678 — 790 — 566 — 979… **Oregon — issuers present on the marketplace (RECORDED)** (10): BridgeSpan Health Company; Delta Dental Plan of Oregon; Dental Health Services…