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Medigap in ZIP code 99338, Kennewick 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.

99338 is in Benton County, where 15 insurers sell Medicare Supplement plans: 15 sell Plan G and 14 sell Plan N.

ZIP 99338, Benton County

County: Benton
Closest community: Kennewick
Medicare clinicians in 99338: 157
Nearest hospital: 0 mi

CMS lists 157 Medicare clinicians practicing at addresses in 99338; 13 may not always accept Medicare assignment. Practices here include Rcch Trios Health LLC, Northwest Hospital Medicine Physicians LLC, Medstream Anesthesia PLLC, Physicians Immediate Care and Medical Centers PS, Sound Physicians Emergency Medicine of Washington PLLC, and Kennewick Radiology Group Pc. Counting everything within 8 miles of the ZIP's center: 1,318 clinicians, 4.1% sometimes declining assignment (statewide 4.5%). Nearest general hospital: Trios Health in Kennewick, under 1 mile. Nearest Medicare-certified nursing home: Regency Canyon Lakes Rehab and Nursing Center, about 5 miles (5 of 5 stars).

41,839 people on Medicare in Benton County68% in Original Medicare (WA 50%)11% of those 65+ are 85 or older

Medigap plans sold in 99338

Benton County line-up. Full list: Kennewick. OIC chart, October 8, 2026.
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

Source: CMS Doctors and Clinicians file.
Specialty in 99338	Clinicians
Physical therapy	8
General surgery	7
Cardiology	6
Foot care	2
Chiropractic	2
Orthopedics	2
Eye care	2
Kidney care	2
Urology	1
Digestive care	1

Hospitals near 99338

Straight-line distance from the town center. Source: CMS Hospital General Information.
Hospital	Distance	Type	CMS overall rating
Trios Health Kennewick	under 1 mi	Acute care	2 of 5 stars
Kadlec Regional Medical Center Richland	5 mi	Acute care	4 of 5 stars
Lourdes Medical Center Pasco	21 mi	Critical access	3 of 5 stars

Communities near 99338

Kennewick (5 mi)
West Pasco (7 mi)
Richland (8 mi)
Pasco (10 mi)
Finley (11 mi)

Neighboring ZIP codes: 99352, 99336, 99346, 99354, 99353, 99337.

Common questions

Which insurers sell Medigap Plan G in 99338?

15 insurers sell Plan G to Benton County residents (OIC chart current as of October 8, 2026).

How many Medigap insurers sell in 99338?

15, the Benton County line-up.