2026 Medicare Advantage Plans in Thurston County, WA
Last update: . Enrollment data updated: May 2, 2026
For 2026, Thurston County, WA includes 38 Medicare Advantage plans. Enrollment across these plans totals approximately 20,864, with 22 $0 premium options and 41% rated 4 stars or higher.
This page and its statistics exclude Medicare Advantage Special Needs Plans (SNPs). Special Needs Plans in Thurston County, WA are summarized separately. Visit Medicare Options in Thurston County, WA 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
- 20
- Average Monthly Premium
- $49.75/mo
- Total PPO Enrollment
- 5,477
- $0 Premium PPO Plans
- 11
- Average MOOP
- $6,635
- Top PPO by Enrollment
- Aetna Medicare Signature Extra (PPO) — 1,043 enrollees
- PPO Plans Without Drug Coverage
- 6
- What is the average monthly premium for PPO plans in Thurston?
- PPO plans in Thurston cost $49.75 per month on average.
- Which PPO plan has the highest enrollment in Thurston?
- The most popular PPO plan in Thurston is Aetna Medicare Signature Extra (PPO), with 1,043 enrollees.
- How many PPO plans in Thurston do not include prescription drug coverage?
- 6 PPO plans in Thurston do not include prescription drug coverage.
Medicare Advantage HMO Plans
Health Maintenance Organization (HMO) plans are built around a defined network of doctors and hospitals. Care is generally covered only within the network, except in emergencies, but this structure often results in lower premiums and out-of-pocket costs.
| Plan Name | CMS Stars* | Premium/Mo | MOOP | Rx Ded. | CMS ID |
|---|---|---|---|---|---|
| Humana Gold Plus Giveback H1036-319 | $0 | $8,800 | $615 | H1036-319-0 | |
| Kaiser Permanente Medicare Advantage Basic | $0 | $4,200 | N/A | H5050-001-0 | |
| Kaiser Permanente Medicare Advantage Essential Thu | $69 | $4,950 | $0 | H5050-027-0 | |
| Kaiser Permanente Medicare Advantage Key Thurston | $0 | $6,750 | $0 | H5050-031-0 | |
| Kaiser Permanente Medicare Advantage Optimal | $358 | $3,150 | $0 | H5050-004-0 | |
| Aetna Medicare Signature | $0 | $6,750 | $615 | H3748-003-0 | |
| Aetna Medicare Signature Advantage | $0 | $6,750 | $615 | H3931-126-0 | |
| Humana Gold Plus H5619-061 | $63 | $4,200 | $615 | H5619-061-0 | |
| Humana Gold Plus H5619-133 | $0 | $6,550 | $300 | H5619-133-0 |
What is the total number of HMO plans offered in Thurston?
There are 9 HMO plans in 2026, covering 7,538 enrollees.
How much do HMO plans cost in Thurston?
The average HMO premium in Thurston is $54.44 per month, with 6 plans offering $0 premiums.
What is the top HMO by enrollment in Thurston?
Kaiser Permanente Medicare Advantage Essential Thu (HMO) is the top HMO in Thurston, with 3,607 enrollees.
What is the number of HMO plans without Part D coverage in Thurston?
1 HMO plans in Thurston 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
- 7
- Average Monthly Premium
- $16.71/mo
- Total HMO-POS Enrollment
- 7,849
- $0 Premium HMO-POS Plans
- 5
- Average MOOP
- $6,493
- Top HMO-POS by Enrollment
- AARP Medicare Advantage Extras from UHC WA-14 (HMO-POS) — 3,729 enrollees
- HMO-POS Plans Without Drug Coverage
- 0
| Plan Name | CMS Stars* | Premium/Mo | MOOP | Rx Ded. | CMS ID |
|---|---|---|---|---|---|
| AARP Medicare Advantage Essentials from UHC WA-6 | $0 | $6,300 | $355 | H3805-017-0 | |
| AARP Medicare Advantage Essentials from UHC WA-7 | $0 | $5,900 | $355 | H3805-032-0 | |
| AARP Medicare Advantage Extras from UHC WA-14 | $0 | $6,700 | $440 | H3805-044-0 | |
| AARP Medicare Advantage from UHC WA-0005 | $38 | $5,900 | $355 | H3805-015-0 | |
| AARP Medicare Advantage from UHC WA-0010 | $79 | $4,900 | $355 | H3805-037-0 | |
| Wellcare Giveback | $0 | $9,250 | $615 | H0029-009-0 | |
| Wellcare Simple | $0 | $6,500 | $615 | H0029-011-0 |
What is the average monthly premium for HMO-POS plans?
HMO-POS plans in Thurston cost $16.71 per month on average.
Which HMO-POS plan is most popular in Thurston?
The most popular HMO-POS plan in Thurston is AARP Medicare Advantage Extras from UHC WA-14 (HMO-POS), with 3,729 enrollees.
How many HMO-POS plans in Thurston do not include drug coverage?
There are 0 HMO-POS plans in Thurston without prescription drug coverage.
CMS quality ratings for Medicare Advantage plans in Thurston County, WA (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) | 14 | 41% |
| 3 Stars | 19 | 56% |
| Below 3 Stars | 1 | 3% |
| Not Rated | 2 | 6% |
| Average Rating | 3.74 | |
* 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
MedicarePlans.com is an independent informational resource and has no affiliation with, or endorsement from, the U.S. Government or the federal Medicare program.
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.