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Medicare Supplement (Medigap) plans in Thurston County, Washington
Every insurer selling Medigap in Thurston County, with its premium for each plan. Covers Olympia, Lacey, Tumwater, Yelm, and Tenino.
- Insurers selling here
- 15 of 17
- Lowest open Plan G
- $239/mo
- Lowest open Plan N
- $189/mo
- County seat
- Olympia
- Region
- South Puget Sound
15 insurers sell Medicare Supplement insurance in Thurston County, out of 17 approved in Washington. Residents of Olympia, Lacey, Tumwater, Yelm, and Tenino choose from the same list, at the same premiums anyone else in the state pays for that insurer's plan. The lowest Plan G premium open to any Thurston County resident 65 or older is $239 a month from First Health Life & Health. The lowest Plan N is $189 from First Health Life & Health. High-deductible Plan G starts at $48 a month here, if you can cover the first $2,950 of costs in a bad year.
Thurston County is one of the 22 counties where Regence BlueShield sells Medigap, including its low-premium Plan K at $121. Asuris Northwest Health does not sell here. Premera Blue Cross sells here, with Plan G at $286. For the WSHIP Medicare Supplement plan, Thurston County counts as having a reasonable choice of Medicare Advantage plans, which narrows who can use WSHIP here. See if you're turned down for Medigap.
Medicare Supplement Plan G, monthly premium, Thurston County
Insurers that sell in Thurston County. Age 65+, bank draft. OIC chart current as of October 8, 2026.
Every plan and insurer in Thurston County
| Insurer selling in Thurston County | A | B | D | G | HD-G | K | L | N | C | F | HD-F |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Bankers Reserve Life | $234 | – | – | $257 | – | – | – | $194 | – | $336 | – |
| First Health Life & Health | $175 | $215 | – | $239 | – | – | – | $189 | – | $257 | – |
| GPM Health & Life | $375 | – | – | $466 | – | – | – | $239 | – | $514 | – |
| HumanaDental | $204 | – | – | $330 | $66 | – | – | $267 | – | $424 | $67 |
| Insurance Company of North America | $255 | – | – | $257 | $65 | – | – | $191 | – | $329 | – |
| Medco Containment Life | $259 | – | – | $311 | – | – | – | $226 | – | $377 | $93 |
| Premera | $240 | – | – | $286 | $71 | – | – | $215 | $328 | – | – |
| Regence BlueShield | $282 | – | – | $317 | – | $121 | – | $244 | $395 | $401 | – |
| State Farm | $252 | – | $309 | $310 | – | – | – | $239 | $409 | $413 | – |
| USAA | $155 | – | – | $309 | – | – | – | $194 | – | $343 | – |
| United American | $190 | $284 | $305 | $293 | $48 | – | – | $242 | $320 | $356 | $48 |
| United World Life (Mutual of Omaha) | $208 | – | – | $379 | $61 | – | – | $265 | – | $501 | – |
| UnitedHealthcare (AARP) | $225 | $332 | – | $324 | – | $103 | $228 | $265 | $390 | $392 | – |
| Washington National | $241 | – | – | $274 | $68 | – | – | $192 | – | $396 | – |
| WA Health Care Authority Premera Plan G | – | – | – | $233 | – | – | – | – | – | – | – |
Medicare Supplement Plan N, monthly premium, Thurston County
Plan N trades office and ER copays for a lower premium.
Largest towns
Hospitals in Thurston County
| Hospital | – | Type | CMS overall rating |
|---|---|---|---|
| Capital Medical Center Olympia | under 1 mi | Acute care | 3 of 5 stars |
| Providence St. Peter Hospital Olympia | under 1 mi | Acute care | 3 of 5 stars |
Doctors in Thurston County
2,096 Medicare clinician listings at Thurston County addresses; 4.9% are marked as sometimes declining Medicare assignment (statewide 4.5%). That's close to the state level.
| Specialty | Clinicians in county |
|---|---|
| Cardiology | 23 |
| Cancer care | 33 |
| Orthopedics | 48 |
| Eye care | 75 |
| Kidney care | 13 |
| Neurology | 18 |
| Lung care | 12 |
| Digestive care | 16 |
| Urology | 24 |
| Dermatology | 9 |
| Diabetes and hormone care | 3 |
| Ear, nose and throat | 6 |
| Physical therapy | 148 |
| Mental health | 182 |
| Hearing | 0 |
All 10 cities and communities in Thurston County · Plan pages: Plan G, Plan N, High-deductible Plan G, Plan A, Plan K, Plan F
Common questions
What is the cheapest Medigap Plan G in Thurston County?
$239 a month from First Health Life & Health for anyone 65 or older, on the OIC chart current as of October 8, 2026. The state-sponsored HCA group plan lists $233.
Are Medigap premiums higher in Thurston County than in Seattle?
No. Each insurer charges the same premium for a plan everywhere it sells in Washington. Counties differ only in which insurers sell there.
How many Medigap insurers sell in Thurston County?
15. Not available here: Asuris and Regence BlueCross BlueShield of Oregon.
Where can I get free Medicare help in Thurston County?
SHIBA, the state's free Medicare counseling program, takes calls at 1-800-562-6900 and can connect you to a local volunteer.