DR. BEN WILLIAMS SONNICHSEN (MD) – Family Medicine Physician, NPI 1295841914

DR. BEN WILLIAMS SONNICHSEN (MD) is a healthcare provider. based in Toppenish, Washington. specializing in Family Medicine Physician. They hold the professional credentials MD. They hold a License No. MD00017164 (WA). The NPI Number for DR. BEN WILLIAMS SONNICHSEN (MD) is 1295841914

Main info

Male
Name
DR. BEN WILLIAMS SONNICHSEN (MD)
NPI
1295841914
Phone
(509) 865-5898
Address
PO BOX 190
Enumeration Date
23 August 2006
Last Update Date
5 December 2011
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience56
Completeness75
Years active:19State licenses:2Digital endpointsOther names

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Provider Addresses for DR. BEN WILLIAMS SONNICHSEN (MD)

  • PO BOX 190

    TOPPENISH, WA 989480190

    Phone: (509) 865-5898

    Fax: (509) 865-3148

    Type: Mailing

  • Elfers-Lyon Pharmacy, 820, Memorial Street, Prosser, Benton County, Washington, 99350, United States

    SUITE 1

    PROSSER, WA 993502504

    Phone: (509) 786-2010

    Fax: (509) 788-1794

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

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Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 98948)

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Reviews

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Frequently asked questions

What unique ID ties claims to DR. BEN WILLIAMS SONNICHSEN (MD)?
NPI 1295841914 is assigned to DR. BEN WILLIAMS SONNICHSEN (MD) under the national enumeration system.
Is DR. BEN WILLIAMS SONNICHSEN (MD) active in the national directory?
DR. BEN WILLIAMS SONNICHSEN (MD)'s public NPI profile is in an active state.
What field does DR. BEN WILLIAMS SONNICHSEN (MD) work in?
You can think of DR. BEN WILLIAMS SONNICHSEN (MD) as practicing within Family Medicine Physician. Clinical services aligned with this taxonomy classification.
Does DR. BEN WILLIAMS SONNICHSEN (MD) practice in Washington?
You will see Toppenish, Washington on file for DR. BEN WILLIAMS SONNICHSEN (MD) alongside any extra practice locations.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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