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

William Andersen, MD

Individual provider Emergency Medicine Physician · NPI 1639978844

William Andersen, MD is an Emergency Medicine Physician in Madison, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2025.

Licensed in
WI
In the registry since
2025
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

600 Highland Ave
Madison, WI 53792-0001
Phone: (608) 263-0572
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 102278 (WI)

Record details

NPI number1639978844
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 10, 2025
Last updated in NPPESJune 22, 2026
Certification dateJune 22, 2026
Mailing address600 Highland Ave, Madison, WI 53792-0001

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