2026 Medicare Advantage Plans in Nantucket County, MA
Last update: . Enrollment data updated: May 2, 2026
For 2026, Nantucket County, MA includes 4 Medicare Advantage plans. Enrollment across these plans totals approximately 71, with 1 $0 premium options and 0% rated 4 stars or higher.
This page and its statistics exclude Medicare Advantage Special Needs Plans (SNPs). Special Needs Plans in Nantucket County, MA are summarized separately. Visit Medicare Options in Nantucket County, MA to see more options.
Medicare Advantage PPO Plans
Preferred Provider Organization (PPO) plans allow members to choose care from both in-network and out-of-network providers. Out-of-network care usually costs more, but PPOs offer greater flexibility in how members access care.
- Total PPO Plans
- 3
- Average Monthly Premium
- $158.33/mo
- Total PPO Enrollment
- 54
- $0 Premium PPO Plans
- 1
- Average MOOP
- $2,883
- Top PPO by Enrollment
- Mass General Brigham Advantage (PPO) — 39 enrollees
- PPO Plans Without Drug Coverage
- 0
| PPO Plan Name | Rating* | Premium | MOOP | Rx Ded. | Plan-ID |
|---|---|---|---|---|---|
| Mass General Brigham Advantage | $0 | $5,500 | $350 | H9485-001-0 | |
| Mass General Brigham Advantage Premier | $150 | $3,150 | $350 | H9485-002-0 | |
| Mass General Brigham Advantage Signature | $325 | $0 | $350 | H9485-003-0 |
What is the average monthly premium for PPO plans in Nantucket?
PPO plans in Nantucket cost $158.33 per month on average.
Which PPO plan has the highest enrollment in Nantucket?
The most popular PPO plan in Nantucket is Mass General Brigham Advantage (PPO), with 39 enrollees.
How many PPO plans in Nantucket do not include prescription drug coverage?
0 PPO plans in Nantucket do not include prescription drug coverage.
Medicare Advantage HMO-POS Plans
HMO-POS plans are structured like HMOs, requiring in-network care for the lowest costs, while allowing limited out-of-network access at higher cost. This provides added flexibility compared with standard HMO plans.
- Total HMO-POS Plans
- 1
- Average Monthly Premium
- $62.00/mo
- Total HMO-POS Enrollment
- 17
- $0 Premium HMO-POS Plans
- 0
- Average MOOP
- $3,350
- Top HMO-POS by Enrollment
- Mass General Brigham Advantage Secure (HMO-POS) — 17 enrollees
- HMO-POS Plans Without Drug Coverage
- 0
| Plan Name | Rating* | Premium | MOOP | Rx Ded. | Plan-ID |
|---|---|---|---|---|---|
| Mass General Brigham Advantage Secure | $62 | $3,350 | $350 | H6847-001-0 |
What is the typical premium for HMO-POS plans in Nantucket?
HMO-POS plans in Nantucket cost $62.00 per month on average.
Which HMO-POS plan has the most members in Nantucket?
The most popular HMO-POS plan in Nantucket is Mass General Brigham Advantage Secure (HMO-POS), with 17 enrollees.
How many HMO-POS options are offered without prescription drug coverage in Nantucket?
There are 0 HMO-POS plans in Nantucket without prescription drug coverage.
CMS quality ratings for Medicare Advantage plans in Nantucket County, MA (2026) are summarized below.
| Rating Category | Number of Plans | Percent of Plans |
|---|---|---|
| 5 Stars | No 5-star plans available. | 0% |
| 4 Stars (includes 5 Stars) | 0 | 0% |
| 3 Stars | 4 | 100% |
| Below 3 Stars | 0 | 0% |
| Not Rated | 0 | 0% |
| Average Rating | 3.5 | |
* CMS assigns Medicare Advantage star ratings annually based on plan quality and performance measures.
- CMS.gov, Medicare Advantage Landscape Source Files — Last accessed May 2, 2026
- CMS.gov, Medicare Part C & D Performance Data — Last accessed May 2, 2026
- CMS.gov, Medicare Advantage & Part D Contract and Enrollment Data — Last accessed May 2, 2026
All plan counts, enrollment totals, averages, and percentage distributions are calculated at the county level using CMS data and include standard Medicare Advantage (MA/MAPD) plans only, based on a consistent aggregation methodology.
Data sources and methodology documentation .
- Medicare.gov, "Understanding Medicare Advantage Plans" — Last accessed 25 May, 2025
- Medicare.gov, "Compare Original Medicare & Medicare Advantage" — Last accessed 25 May, 2025
- NCOA.org, "5 Steps to Choosing the Right Medicare Plan for You" — Last accessed 25 May, 2025
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Data provenance is documented in accordance with the U.S. Core Data for Interoperability (USCDI) Provenance standard .
Page content independently curated and maintained by David W. Bynon, Editorial Steward, using a standardized, data-driven methodology for accurate, non-commercial Medicare plan interpretation and resolution.