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Medigap in ZIP code 99133, Bridgeport 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.

99133 is in Douglas County, where 15 insurers sell Medicare Supplement plans: 15 sell Plan G and 14 sell Plan N.

ZIP 99133, Douglas County

County: Douglas
Closest community: Bridgeport
Medicare clinicians in 99133: 40
Nearest hospital: 0 mi

CMS lists 40 Medicare clinicians practicing at addresses in 99133; 2 may not always accept Medicare assignment. Practices here include Douglas, Grant, Lincoln and Okanogan Counties Public Hospital District 6. Counting everything within 8 miles of the ZIP's center: 40 clinicians, 5.0% sometimes declining assignment (statewide 4.5%). Nearest general hospital: Coulee Medical Center in Grand Coulee, under 1 mile. Nearest Medicare-certified nursing home: Colville Tribal Convalescent C, about 11 miles (5 of 5 stars).

9,556 people on Medicare in Douglas County59% in Original Medicare (WA 50%)13% of those 65+ are 85 or older

Medigap plans sold in 99133

Douglas County line-up. Full list: Bridgeport. 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 99133	Clinicians
Cardiology	2
General surgery	2
Mental health	2
Eye care	1

Hospitals near 99133

Straight-line distance from the town center. Source: CMS Hospital General Information.
Hospital	Distance	Type	CMS overall rating
Coulee Medical Center Grand Coulee	under 1 mi	Critical access	not rated
Mid Valley Hospital & Clinic Omak	26 mi	Critical access	not rated
Three Rivers Hospital Brewster	32 mi	Critical access	not rated

Communities near 99133

Neighboring ZIP codes: 99124, 99116, 99123, 98830, 99103, 99155.

Common questions

Which insurers sell Medigap Plan G in 99133?

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

How many Medigap insurers sell in 99133?

15, the Douglas County line-up.