Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William E Yanke, MD

Individual provider Internal Medicine Physician · NPI 1992805659

William E Yanke, MD is an Internal Medicine Physician in Marshfield, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1000 N Oak Ave
Marshfield, WI 54449
Phone: (715) 387-5853
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence 25746 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 25746 (WI)

Record details

NPI number1992805659
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 23, 2006
Last updated in NPPESSeptember 11, 2025
Mailing address1000 N Oak Ave, Marshfield, WI 54449-5777

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