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Medigap in ZIP code 98531, Centralia area
98531 is in Lewis County, where 15 insurers sell Medicare Supplement plans: 15 sell Plan G and 14 sell Plan N.
- County
- Lewis
- Closest community
- Centralia
- Medicare clinicians in 98531
- 240
- Nearest hospital
- 0 mi
CMS lists 240 Medicare clinicians practicing at addresses in 98531; 3 may not always accept Medicare assignment. Practices here include Providence Health and Services Washington, Northwest Emergency Physicians LLC, Centralia Physical Therapy Inc. PS, Anesthesia Associates Northwest LLC, Cascade Community Healthcare, and Washington Orthopaedic Center Inc. PS. Counting everything within 8 miles of the ZIP's center: 240 clinicians, 1.2% sometimes declining assignment (statewide 4.5%). Nearest general hospital: Providence Centralia Hospital in Centralia, under 1 mile. Nearest Medicare-certified nursing home: Three Rivers Care, about 4 miles (5 of 5 stars).
Medigap plans sold in 98531
| 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 |
| Specialty in 98531 | Clinicians |
|---|---|
| Physical therapy | 24 |
| Mental health | 13 |
| Orthopedics | 6 |
| Foot care | 6 |
| Chiropractic | 5 |
| General surgery | 5 |
| Lung care | 4 |
| Cardiology | 4 |
| Cancer care | 3 |
| Eye care | 3 |
Hospitals near 98531
| Hospital | Distance | Type | CMS overall rating |
|---|---|---|---|
| Providence Centralia Hospital Centralia | under 1 mi | Acute care | 3 of 5 stars |
| Capital Medical Center Olympia | 24 mi | Acute care | 3 of 5 stars |
| Providence St. Peter Hospital Olympia | 25 mi | Acute care | 3 of 5 stars |
Communities near 98531
- Centralia (4 mi)
- Bucoda (4 mi)
- Fords Prairie (5 mi)
- Chehalis (6 mi)
- Grand Mound (7 mi)
Neighboring ZIP codes: 98530, 98544, 98589, 98532, 98579, 98565.
Common questions
Which insurers sell Medigap Plan G in 98531?
15 insurers sell Plan G to Lewis County residents (OIC chart current as of October 8, 2026).
How many Medigap insurers sell in 98531?
15, the Lewis 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