Medigap in Dayton, WA: Medicare Supplement plans and insurers

CMS lists 49 clinicians with practice locations within 8 miles of Dayton, including 14 in primary care (family and internal medicine, nurse practitioners and physician assistants). 1 of them are listed as sometimes declining Medicare assignment. That's too few clinicians to call the local rate high or low (statewide it's 4.5%), so ask your own providers whether they accept assignment. Most specialist care will mean a trip to Walla Walla, about 24 miles away. Medigap pays the same at any provider in the country that accepts Medicare, so you aren't limited to one county's network. Within 25 miles, CMS lists clinicians in mental health, physical therapy, eye care, chiropractic, neurology, general surgery, and cancer care. Practices with Medicare clinicians near Dayton include Columbia County Hospital District and Blue Mountain Counseling of Columbia County.

The closest hospital to Dayton is Dayton General Hospital in Dayton, about 6 miles away (a critical access hospital: a small rural hospital with 25 or fewer inpatient beds). The highest-rated hospital in that list is Tri-State Memorial Hospital, 4 of 5 stars on CMS's overall rating. Medigap has no hospital network: the Part A deductible ($1,736 in 2026) is covered the same here as anywhere.

4 Medicare-certified nursing homes are within 35 miles of Dayton. The highest-rated is Washington State Walla Walla Veterans Home in Walla Walla (5 of 5 stars). Plans G and N pay the $217-a-day coinsurance for days 21 to 100 (2026).

Dayton is about 22 miles from Oregon. Your Washington Medigap policy pays the same at Oregon doctors and hospitals that accept Medicare, with no network. Oregon doesn't ban Part B excess charges, so if you use providers there, Plan G's excess-charge coverage can matter.

Of the regional Blue plans, Regence BlueShield sells in Columbia County. WSHIP status: not a reasonable-choice county (what that means). See the Columbia County page for the county-wide view.