Home / Cities / Steptoe / ZIP 99174

Medigap in ZIP code 99174, Steptoe 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.

99174 is in Whitman County, where 15 insurers sell Medicare Supplement plans: 15 sell Plan G and 14 sell Plan N.

ZIP 99174, Whitman County

County: Whitman
Closest community: Steptoe
Medicare clinicians in 99174: 0
Nearest hospital: 11 mi

No Medicare clinician lists a practice address inside 99174. Nearest general hospital: Whitman Hospital and Medical Center in Colfax, about 11 miles. Nearest Medicare-certified nursing home: Colfax Health and Rehabilitation of Cascadia, about 10 miles (1 of 5 stars).

7,083 people on Medicare in Whitman County71% in Original Medicare (WA 50%)12% of those 65+ are 85 or older

Medigap plans sold in 99174

Whitman County line-up. Full list: Steptoe. 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

Hospitals near 99174

Straight-line distance from the town center. Source: CMS Hospital General Information.
Hospital	Distance	Type	CMS overall rating
Whitman Hospital and Medical Center Colfax	11 mi	Critical access	5 of 5 stars
Pullman Regional Hospital Pullman	20 mi	Critical access	2 of 5 stars
Garfield County Public Hospital District #1 Pomeroy	42 mi	Critical access	not rated

Communities near 99174

Steptoe (0 mi)
Colfax (6 mi)
Oakesdale (10 mi)
Garfield (10 mi)
St. John (12 mi)

Neighboring ZIP codes: 99176, 99130, 99158, 99111, 99161, 99128.

Common questions

Which insurers sell Medigap Plan G in 99174?

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

How many Medigap insurers sell in 99174?

15, the Whitman County line-up.