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Medigap in ZIP code 98823, Ephrata 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.
98823 is in Grant County, where 15 insurers sell Medicare Supplement plans: 15 sell Plan G and 14 sell Plan N.
- County
- Grant
- Closest community
- Ephrata
- Medicare clinicians in 98823
- 115
- Nearest hospital
- 0 mi
CMS lists 115 Medicare clinicians practicing at addresses in 98823; 2 may not always accept Medicare assignment. Practices here include Grant County Public Hospital District No. 3, Wenatchee Valley Hospital, Central Washington Health Services Association, and Christopher Cox Physical Therapy, Inc.. Counting everything within 8 miles of the ZIP's center: 115 clinicians, 1.7% sometimes declining assignment (statewide 4.5%). Nearest general hospital: Columbia Basin Hospital in Ephrata, under 1 mile. Nearest Medicare-certified nursing home: Columbia Basin Hospital, about 5 miles (4 of 5 stars).
18,302 people on Medicare in Grant County63% in Original Medicare (WA 50%)11% of those 65+ are 85 or older
Medigap plans sold in 98823
| 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 |
| Specialty in 98823 | Clinicians |
|---|---|
| Physical therapy | 9 |
| Mental health | 4 |
| Chiropractic | 3 |
| Cardiology | 1 |
| Orthopedics | 1 |
| Eye care | 1 |
| Urology | 1 |
Hospitals near 98823
| Hospital | Distance | Type | CMS overall rating |
|---|---|---|---|
| Columbia Basin Hospital Ephrata | under 1 mi | Critical access | not rated |
| Quincy Valley Medical Center Quincy | 15 mi | Critical access | not rated |
| Samaritan Hospital Moses Lake | 20 mi | Acute care | 2 of 5 stars |
Communities near 98823
- Ephrata (5 mi)
- Lakeview (7 mi)
- Soap Lake (8 mi)
- Quincy (12 mi)
- Moses Lake North (18 mi)
Neighboring ZIP codes: 98851, 98848, 98845, 98853, 98850, 98837.
Common questions
Which insurers sell Medigap Plan G in 98823?
15 insurers sell Plan G to Grant County residents (OIC chart current as of October 8, 2026).
How many Medigap insurers sell in 98823?
15, the Grant 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