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Medigap in ZIP code 99361, Waitsburg 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.
99361 is in Walla Walla County, where 15 insurers sell Medicare Supplement plans: 15 sell Plan G and 14 sell Plan N.
- County
- Walla Walla
- Closest community
- Waitsburg
- Medicare clinicians in 99361
- 2
- Nearest hospital
- 12 mi
CMS lists 2 Medicare clinicians practicing at addresses in 99361, all listed as always accepting Medicare assignment. Practices here include Columbia County Hospital District. Counting everything within 8 miles of the ZIP's center: 2 clinicians, 0.0% sometimes declining assignment (statewide 4.5%). Nearest general hospital: Providence St. Mary Medical Center in Walla Walla, about 12 miles. Nearest Medicare-certified nursing home: Washington Odd Fellows Home, about 15 miles (4 of 5 stars).
15,018 people on Medicare in Walla Walla County67% in Original Medicare (WA 50%)13% of those 65+ are 85 or older
Medigap plans sold in 99361
| Plan | Insurers | Who |
|---|---|---|
| Plan G | 15 | Bankers Reserve Life, First Health Life & Health, GPM Health & Life, HumanaDental, Insurance Company of North America, Medco Containment Life and more |
| Plan N | 14 | Bankers Reserve Life, First Health Life & Health, GPM Health & Life, HumanaDental, Insurance Company of North America, Medco Containment Life 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 | Bankers Reserve Life, First Health Life & Health, GPM Health & Life, HumanaDental, Insurance Company of North America, Medco Containment Life and more |
| Plan K | 2 | Regence BlueShield, UnitedHealthcare (AARP) |
| Plan F | 13 | Bankers Reserve Life, First Health Life & Health, GPM Health & Life, HumanaDental, Insurance Company of North America, Medco Containment Life and more |
Hospitals near 99361
| Hospital | Distance | Type | CMS overall rating |
|---|---|---|---|
| Providence St. Mary Medical Center Walla Walla | 12 mi | Acute care | 3 of 5 stars |
| Dayton General Hospital Dayton | 13 mi | Critical access | not rated |
| Garfield County Public Hospital District #1 Pomeroy | 30 mi | Critical access | not rated |
Communities near 99361
- Waitsburg (2 mi)
- Dixie (7 mi)
- Prescott (9 mi)
- Dayton (10 mi)
- Walla Walla (15 mi)
Neighboring ZIP codes: 99329, 99362, 99328, 99324, 99348, 99359.
Common questions
Which insurers sell Medigap Plan G in 99361?
15 insurers sell Plan G to Walla Walla County residents (OIC chart current as of October 8, 2026).
How many Medigap insurers sell in 99361?
15, the Walla Walla 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