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

John B Butler, MD

Individual provider Internal Medicine Physician · NPI 1427095744

John B Butler, MD is an Internal Medicine Physician in Madison, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
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

700 S Park St St Marys Hospital
Madison, WI 53715-1830
Phone: (608) 251-6100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 32970 (WI)

Record details

NPI number1427095744
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 2, 2006
Last updated in NPPESApril 27, 2017
Mailing address700 S Park St, St Marys Hospital, Madison, WI 53715-1830

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