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

Dr. Winston N Hollister, MD

Individual provider Internal Medicine Physician · NPI 1487631396

Dr. Winston N Hollister, MD is an Internal Medicine Physician in Waukesha, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2005.

Licensed in
WI
In the registry since
2005
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

1111 Delafield St Ste 112
Waukesha, WI 53188-3417
Phone: (262) 542-9173
Fax: (262) 542-4312
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anatomic Pathology & Clinical Pathology Physician (primary) Taxonomy 207ZP0102X · Licence 18665 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 18665 (WI)

Record details

NPI number1487631396
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 30, 2005
Last updated in NPPESMay 9, 2024
Certification dateMay 9, 2024

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