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Premera Blue Cross Medigap in Mason County, WA
Premera Blue Cross sells Plan A, Plan G, High-deductible Plan G, Plan N, and Plan C to Mason County residents, including Shelton. 14 other insurers we track also sell Medigap in the county.
20,064 people on Medicare in Mason County54% in Original Medicare (WA 50%)10% of those 65+ are 85 or older
Premera plans in Mason County
| Plan | Insurers selling it in the county | Note |
|---|---|---|
| Plan A | 14 | |
| Plan G | 15 | |
| High-deductible Plan G | 6 | |
| Plan N | 14 | |
| Plan C | 5 | First eligible before 2020 only |
It also offers high-deductible Plan G.
Policy terms. Premera Blue Cross Medicare Supplement policies are guaranteed renewable, as all Medigap policies are. This insurer may apply a pre-existing condition waiting period of up to three months (none if you replace coverage you've had for three months), and may ask health questions outside guaranteed-issue periods. Medigap policies don't cover prescription drugs, routine dental, vision or hearing care, hearing aids, or long-term custodial care. Plans C and F are only for people first eligible for Medicare before 2020. For the policy form number, premiums, complete benefits, exclusions and limitations, see the insurer's outline of coverage, which you receive before you apply.
Buying Premera Medigap in Mason County
Premera Blue Cross is one of the insurers approved to sell Medicare Supplement policies in Washington. For Mason County residents it offers Plan A, Plan G, High-deductible Plan G, Plan N, and Plan C. Because it sells both Plan G and Plan N, you can compare the two side by side from one insurer: same company and service, different premium and cost-sharing. Its premium for a plan is the same for every policyholder 65 and older under Washington's community rating rule, so a quote for a Mason County resident is the same as one for a resident anywhere else it sells. If you already have Medigap Plan B through N with another insurer, you can switch to this insurer's Plan B through N at any time without health questions.
What each plan leaves you paying
| Plan | Most you could owe for covered care in a year | What you pay along the way | Part B excess charges | Emergency care abroad |
|---|---|---|---|---|
| Plan G | $283 (the Part B deductible) | Nothing | Covered | 80% after $250 |
| Plan N | $283 plus copays | Up to $20 for some office visits, up to $50 for ER visits that don't lead to admission | Not covered | 80% after $250 |
| High-deductible Plan G | Up to $2,950 | You pay until the deductible is met, then nothing | Covered after the deductible | 80% after $250 |
| Plan K | Up to $8,000, plus the Part B deductible | 50% of most costs until the limit | Not covered | Not covered |
| Plan L | Up to $4,000, plus the Part B deductible | 25% of most costs until the limit | Not covered | Not covered |
| Plan A | $1,736 per hospital benefit period, plus $283 | Part A deductible and skilled nursing coinsurance | Not covered | Not covered |
Care in Mason County

CMS lists 198 clinician practice listings in Mason County, 8.6% of them marked as sometimes declining Medicare assignment (statewide 4.5%). The county has 1 Medicare hospital, including Mason General Hospital & Family of Clinics (2 of 5 stars).
Premera Medigap by town
Other insurers in Mason County
| Insurer selling in Mason County | A | B | D | G | HD-G | K | L | N | C | F | HD-F |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Bankers Reserve Life (Centene) | ✓ | – | – | ✓ | – | – | – | ✓ | – | ✓ | – |
| Aetna (First Health) | ✓ | ✓ | – | ✓ | – | – | – | ✓ | – | ✓ | – |
| GPM Health & Life | ✓ | – | – | ✓ | – | – | – | ✓ | – | ✓ | – |
| Humana (HumanaDental) | ✓ | – | – | ✓ | ✓ | – | – | ✓ | – | ✓ | ✓ |
| Chubb (INA) | ✓ | – | – | ✓ | ✓ | – | – | ✓ | – | ✓ | – |
| HealthSpring (Medco Containment Life) | ✓ | – | – | ✓ | – | – | – | ✓ | – | ✓ | ✓ |
| Premera | ✓ | – | – | ✓ | ✓ | – | – | ✓ | ✓ | – | – |
| Regence BlueShield | ✓ | – | – | ✓ | – | ✓ | – | ✓ | ✓ | ✓ | – |
| State Farm | ✓ | – | ✓ | ✓ | – | – | – | ✓ | ✓ | ✓ | – |
| USAA | ✓ | – | – | ✓ | – | – | – | ✓ | – | ✓ | – |
| United American (Globe Life) | ✓ | ✓ | ✓ | ✓ | ✓ | – | – | ✓ | ✓ | ✓ | ✓ |
| Mutual of Omaha (United World Life) | ✓ | – | – | ✓ | ✓ | – | – | ✓ | – | ✓ | – |
| AARP / UnitedHealthcare | ✓ | ✓ | – | ✓ | – | ✓ | ✓ | ✓ | ✓ | ✓ | – |
| Washington National | ✓ | – | – | ✓ | ✓ | – | – | ✓ | – | ✓ | – |
| WA Health Care Authority Premera Plan G | – | – | – | ✓ | – | – | – | – | – | – | – |
Common questions
Which Medigap plans does Premera sell in Mason County?
Plan A, Plan G, High-deductible Plan G, Plan N, and Plan C (OIC chart current as of October 8, 2026).
Can I buy Premera Medigap through a local agent in Mason County?
Yes. Medigap Assist (Maru Insurance) is appointed with Premera Blue Cross and works with Mason County residents by phone, email and video.