Medicare Advantage insurer · Part of Blue Cross and Blue Shield of Massachusetts, Inc. · 2026
Blue Cross Blue Shield of Massachusetts
According to the Centers for Medicare & Medicaid Services (CMS) 2026 plan-year files, Blue Cross Blue Shield of Massachusetts markets 7 Medicare Advantage plans across 1 state; average CMS star rating 4.5★.
- 7
- Plans offered
- 4.5★
- Avg: Top-rated
- 1
- States covered
- 0
- 5-star plans
The short answer
Blue Cross Blue Shield of Massachusetts ranks #83 of 288 Medicare Advantage insurers by plan inventory (7 plans) but #29 by average CMS star (4.50★).
- #83
- inventory rank
- 7
- plans offered
- #29
- avg star rank
- 4.50★
- mean CMS rating
CMS assigns star ratings at the contract level; inventory breadth and average quality move on different axes.
Product mix · this insurer
How 7 Blue Cross Blue Shield of Massachusetts plans split by CMS plan type
Exclusive plan-type inventory for this organization in plans_unique, orthogonal to the star-distribution chart below.
Higher average CMS star band
Blue Cross Blue Shield of Massachusetts in the wider-inventory third
Blue Cross Blue Shield of Massachusetts ranks #29 of 212 rated insurers by mean CMS star (4.50★) - top-third quality band. Blue Cross Blue Shield of Massachusetts markets 7 Medicare Advantage plans across 1 state and 11 counties - a top-third inventory book (#83 of 288 by plan count). Inside the Blue Cross and Blue Shield of Massachusetts, Inc. family. Product mix Local PPO, HMO, HMO POS; 0 plans at 5 stars. Enrollment is not disclosed in the public file for this plan year. According to PlainMedicare's CMS plan-year corpus ranking, Blue Cross Blue Shield of Massachusetts ranks #83 of 288 Medicare Advantage insurers by plan count and #29 of 212 by average CMS star rating. Figures are CMS public-use data, informational only, not counseling.
TOP-TIER · ONE-STATE · CONTRACT-MID · MIXED-BOOK · plans #83/288 · stars #29/212
States Covered
Where Blue Cross Blue Shield of Massachusetts sits on CMS quality
Average CMS star rating across the insurer's own Medicare Advantage plans, against every rated insurer in the CMS file
4.5★ Top 5% higher than 95% of 212 Medicare Advantage insurers
Each bar is a band; taller bars hold more Medicare Advantage insurers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source CMS Medicare Advantage Star Ratings 2026 · 2026-09-01
Plans Offered by Blue Cross Blue Shield of Massachusetts
| Plan Name | Type | State | Stars | Action |
|---|---|---|---|---|
| BCBS OF MASSACHUSETTS HMO BLUE, INC. | Local PPO | MA | 4.5 | View details → |
| BCBS OF MASSACHUSETTS HMO BLUE, INC. | Local PPO | MA | 4.5 | View details → |
| BCBS OF MASSACHUSETTS HMO BLUE, INC. | Local PPO | MA | 4.5 | View details → |
| BCBS OF MASSACHUSETTS HMO BLUE, INC. | HMO | MA | 4.5 | View details → |
| BCBS OF MASSACHUSETTS HMO BLUE, INC. | HMO | MA | 4.5 | View details → |
| BCBS OF MASSACHUSETTS HMO BLUE, INC. | HMO POS | MA | 4.5 | View details → |
| BCBS OF MASSACHUSETTS HMO BLUE, INC. | HMO POS | MA | 4.5 | View details → |
Read our methodology - how this data is sourced, computed, and verified.
Read with Blue Cross Blue Shield of Massachusetts
ABS(plans_count) peers first, then an ABS(avg_star) quality pole and a stamp-branched guide, not a fixed Related strip. This page stamps TOP-TIER · ONE-STATE · CONTRACT-MID · MIXED-BOOK.
ABS(plans_count) peer at 7 MA plans (Δ 0 wider vs Blue Cross Blue Shield of Massachusetts); BELOW-PAR · REGIONAL vs this page's TOP-TIER · ONE-STATE · CONTRACT-MID.
ABS(plans_count) peer at 7 MA plans (Δ 0 wider vs Blue Cross Blue Shield of Massachusetts); BONUS-TIER · ONE-STATE vs this page's TOP-TIER · ONE-STATE · CONTRACT-MID.
ABS(plans_count) peer at 7 MA plans (Δ 0 wider vs Blue Cross Blue Shield of Massachusetts); BONUS-TIER · ONE-STATE vs this page's TOP-TIER · ONE-STATE · CONTRACT-MID.
ABS(plans_count) peer at 7 MA plans (Δ 0 wider vs Blue Cross Blue Shield of Massachusetts); UNRATED · ONE-STATE vs this page's TOP-TIER · ONE-STATE · CONTRACT-MID.
ABS(avg_star) pole at 4.5★ (Δ 0.0 vs Blue Cross Blue Shield of Massachusetts's TOP-TIER): MEGA-BOOK · ONE-STATE.
Blue Cross Blue Shield of Massachusetts stamps TOP-TIER · CONTRACT-MID; bonus-tier contracts still vary by county formulary and provider lock-in.
Using Blue Cross Blue Shield of Massachusetts's plan lineup
Star rating and plan availability, not the insurer's size alone.
- Blue Cross Blue Shield of Massachusetts ranks 29 of 212 insurers by average CMS star rating (4.5★ average) - compare against the plans available in your own county. How star ratings work
- Weigh total cost, not just premium: compare plan details using Medicare.gov before you enroll. Medicare Plan Compare
- Check that your doctors and drugs are in-network before you enroll, and confirm the plan on Medicare.gov. Choosing a plan
Insurer-level averages combine every plan the organization files with CMS; the plan sold in your county may differ.
PlainMedicare is rendered directly from CMS Medicare Advantage and Part D public files, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a correction. Data current as of 2026-09-01.