Home / Cities / Washtucna / ZIP 99105
Medigap in ZIP code 99105, Washtucna area
By Vadim Marusin, licensed Medicare insurance agent in Washington (WAOIC #1365574). Insurer data checked against the state chart current as of October 8, 2026.
99105 is in Adams County, where 15 insurers sell Medicare Supplement plans: 15 sell Plan G and 14 sell Plan N.
- County
- Adams
- Closest community
- Washtucna
- Medicare clinicians in 99105
- 0
- Nearest hospital
- 18 mi
No Medicare clinician lists a practice address inside 99105. Nearest general hospital: East Adams Rural Hospital in Ritzville, about 18 miles. Nearest Medicare-certified nursing home: Colfax Health and Rehabilitation of Cascadia, about 34 miles (1 of 5 stars).
2,979 people on Medicare in Adams County65% in Original Medicare (WA 50%)9% of those 65+ are 85 or older
Medigap plans sold in 99105
| Plan | Insurers | Who |
|---|---|---|
| Plan G | 15 | Asuris, Bankers Reserve Life, First Health Life & Health, GPM Health & Life, HumanaDental, Insurance Company of North America and more |
| Plan N | 14 | Asuris, Bankers Reserve Life, First Health Life & Health, GPM Health & Life, HumanaDental, Insurance Company of North America and more |
| High-deductible Plan G | 6 | HumanaDental, Insurance Company of North America, Premera, United American, United World Life (Mutual of Omaha), Washington National |
| Plan A | 14 | Asuris, Bankers Reserve Life, First Health Life & Health, GPM Health & Life, HumanaDental, Insurance Company of North America and more |
| Plan K | 2 | Asuris, UnitedHealthcare (AARP) |
| Plan F | 13 | Asuris, Bankers Reserve Life, First Health Life & Health, GPM Health & Life, HumanaDental, Insurance Company of North America and more |
Hospitals near 99105
| Hospital | Distance | Type | CMS overall rating |
|---|---|---|---|
| East Adams Rural Hospital Ritzville | 18 mi | Rural emergency (no inpatient beds) | not rated |
| Whitman Hospital and Medical Center Colfax | 30 mi | Critical access | 5 of 5 stars |
| Odessa Memorial Healthcare Center Odessa | 41 mi | Critical access | not rated |
Communities near 99105
Neighboring ZIP codes: 99125, 99143, 99371, 99017, 99333, 99169.
Common questions
Which insurers sell Medigap Plan G in 99105?
15 insurers sell Plan G to Adams County residents (OIC chart current as of October 8, 2026).
How many Medigap insurers sell in 99105?
15, the Adams County line-up.
Sources
- Washington OIC / SHIBA, 2026 Approved Medicare Supplement (Medigap) plans (rates current as of October 8, 2026)
- Washington OIC, Medigap (Medicare Supplement) plan coverage and costs
- CMS Doctors and Clinicians National Downloadable File (data.cms.gov dataset mj5m-pzi6), released Nov. 12, 2026
- CMS Hospital General Information (data.cms.gov dataset xubh-q36u)
- CMS Nursing Home Provider Information, October 2026 (data.cms.gov dataset 4pq5-n9py)
- U.S. Census Bureau 2024 Gazetteer files; 2024 population estimates (SUB-EST2024)
- U.S. Census Bureau 2024 ZCTA Gazetteer; 2020 ZCTA-to-county relationship file