# Atlas Commons research objects — Medicare Advantage organization directory entry for Mass Advantage (contract H9904) — context brief

CMS Medicare Advantage Plan Directory entry for Mass Advantage (contract H9904): organization identity (type, plan type, parent, CMS region), enrollment, and directory contact — all verbatim CMS-published values (RECORDED). Epistemic status of each figure is labeled. This is an organizational directory — not plan benefits, premiums, or star ratings; use medicare.gov/plan-compare to compare actual plans. CC0.

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

- **Mass Advantage (contract H9904) is a CMS-contracted Local CCP offering Local PPO plans** — RECORDED · CMS Medicare Advantage Plan Directory (https://www.cms.gov/medicare/health-drug-plans/medicare-advantage)
- **Mass Advantage (contract H9904) has 4,723 reported CMS enrollment** — RECORDED · CMS Medicare Advantage Plan Directory (https://www.cms.gov/medicare/health-drug-plans/medicare-advantage)
- **CMS MA Plan Directory contact for Mass Advantage (contract H9904)** — RECORDED · CMS Medicare Advantage Plan Directory (https://www.cms.gov/medicare/health-drug-plans/medicare-advantage)
- **What this Medicare Advantage directory entry is — and is NOT — for Mass Advantage (the epistemic boundary)** — INTERPRETATION · Coverage Atlas framing (over the CMS MA Plan Directory facts above) (https://coverage-atlas.ryanjhunter.workers.dev/coverage/medicare-advantage/h9904)

Do not take these on trust — re-fetch each named source. Full structured object: `https://coverage-atlas.ryanjhunter.workers.dev/coverage/medicare-advantage/h9904.jsonld` · anatomy of the research object: see /commons/the-research-object

**Mass Advantage (H9904) — CMS MA Plan Directory identity (all RECORDED)** (11): Contract number — H9904 — RECORDED — CMS Medicare Advantage Plan Directory; Legal entity name — CENTRAL MASS HEALTH, LLC — RECORDED — CMS Medicare Advantage Plan Directory; Organization marketing name — Mass Advantage — RECORDED — CMS Medicare Advantage Plan Directory…
**Mass Advantage (H9904) — CMS MA Plan Directory contact (all RECORDED)** (6): Contact name — Maureen Greer — RECORDED — CMS Medicare Advantage Plan Directory; Contact title — Marketing Director — RECORDED — CMS Medicare Advantage Plan Directory; Contact phone — 1-774-701-1213 — RECORDED — CMS Medicare Advantage Plan Directory…