# Mass General Brigham Health Plan, Inc — Medical Loss Ratio & rebates (Massachusetts, 2024) — context brief

Medical Loss Ratio and rebate outcomes for Mass General Brigham Health Plan, Inc in Massachusetts, 2024 MLR reporting year, by market: individual 84.8%, small group 84.8%, large group 87.6%. Owed $17,189,710 in rebates. RECORDED CMS-published MLR / standard / premium / rebate; rebate-as-%-of-premium is DERIVED. A spending ratio across the whole book in a market — not plan quality or advice. CC0.

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

- **Mass General Brigham Health Plan, Inc spent 84.8% of individual premiums on care in MA (2024) → $6,433,255 rebate** — RECORDED · CMS — Medical Loss Ratio (MLR) Public Use File, 2024 reporting year (https://www.cms.gov/marketplace/private-health-insurance/medical-loss-ratio)
- **Mass General Brigham Health Plan, Inc spent 84.8% of small group premiums on care in MA (2024) → $10,756,455 rebate** — RECORDED · CMS — Medical Loss Ratio (MLR) Public Use File, 2024 reporting year (https://www.cms.gov/marketplace/private-health-insurance/medical-loss-ratio)
- **Mass General Brigham Health Plan, Inc spent 87.6% of large group premiums on care in MA (2024)** — RECORDED · CMS — Medical Loss Ratio (MLR) Public Use File, 2024 reporting year (https://www.cms.gov/marketplace/private-health-insurance/medical-loss-ratio)
- **What a Medical Loss Ratio is — and is NOT** — INTERPRETATION · Coverage Atlas L5 boundary (a book-level spending ratio ≠ plan quality) (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/mlr/41304-ma.jsonld` · anatomy of the research object: see /commons/the-research-object

**Medical Loss Ratio by market — Mass General Brigham Health Plan, Inc (Massachusetts, 2024)** (3): Individual — 84.8% — 88% — no — $209,077,992 — $6,433,255 — ≈$100 — RECORDED; Small group — 84.8% — 88% — no — $340,700,706 — $10,756,455 — ≈$167 — RECORDED; Large group — 87.6% — 85% — yes — $177,212,225 — $0 — — — RECORDED…