Medigap in Mattawa, WA: Medicare Supplement plans and insurers

CMS lists no clinician practice locations within 8 miles of Mattawa. Most specialist care will mean a trip to Union Gap, about 31 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, chiropractic, physical therapy, eye care, orthopedics, and general surgery. Few or none practice cardiology, cancer care, kidney care, and neurology within 25 miles.

The closest hospital to Mattawa is Astria Sunnyside Hospital in Sunnyside, about 19 miles away (a critical access hospital: a small rural hospital with 25 or fewer inpatient beds). 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 Mattawa. The highest-rated is Sunnyside Healthcare Center in Sunnyside (3 of 5 stars). Plans G and N pay the $217-a-day coinsurance for days 21 to 100 (2026).

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