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Medigap in ZIP code 98237, Concrete 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.
98237 is in Skagit County, where 15 insurers sell Medicare Supplement plans: 15 sell Plan G and 14 sell Plan N.
- County
- Skagit
- Closest community
- Concrete
- Medicare clinicians in 98237
- 2
- Nearest hospital
- 19 mi
CMS lists 2 Medicare clinicians practicing at addresses in 98237, all listed as always accepting Medicare assignment. Practices here include Sea Mar Community Health Centers. Counting everything within 8 miles of the ZIP's center: 2 clinicians, 0.0% sometimes declining assignment (statewide 4.5%). Nearest general hospital: PeaceHealth United General Medical Center in Sedro Woolley, about 19 miles. Nearest Medicare-certified nursing home: Life Care Center of Skagit Valley, about 25 miles (4 of 5 stars).
36,053 people on Medicare in Skagit County55% in Original Medicare (WA 50%)12% of those 65+ are 85 or older
Medigap plans sold in 98237
| 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 98237
| Hospital | Distance | Type | CMS overall rating |
|---|---|---|---|
| PeaceHealth United General Medical Center Sedro Woolley | 19 mi | Critical access | 3 of 5 stars |
| Skagit Valley Hospital Mount Vernon | 24 mi | Acute care | 3 of 5 stars |
| Cascade Valley Hospital Arlington | 25 mi | Acute care | 4 of 5 stars |
Communities near 98237
- Concrete (2 mi)
- Rockport (6 mi)
- Marblemount (12 mi)
- Hamilton (13 mi)
- Lyman (16 mi)
Neighboring ZIP codes: 98255, 98263, 98244, 98284, 98267, 98274.
Common questions
Which insurers sell Medigap Plan G in 98237?
15 insurers sell Plan G to Skagit County residents (OIC chart current as of October 8, 2026).
How many Medigap insurers sell in 98237?
15, the Skagit 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