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

John R. Zandt, MD

Individual provider Internal Medicine Physician · NPI 1104899798

John R. Zandt, MD is an Internal Medicine in Waukesha, Wisconsin. Graduated from University of Wisconsin School of Medicine in 1988, 38 years ago. Practices with Columbia St Marys Hospital Milwaukee Inc, a 314-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
38
Trained at
University of Wisconsin School of Medicine
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 Partly verified

Some contact details are missing from the federal record.

Waukesha Memorial Hospital-Hospitalist Program 725 American Ave Rm 2036
Waukesha, WI 53188
Phone: (262) 928-1000
Fax: (262) 928-6140
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 31971-020 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 31971 (WI)

Record details

NPI number1104899798
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 13, 2006
Last updated in NPPESNovember 9, 2011

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 1988 (38 years in practice)
Group practice Columbia St Marys Hospital Milwaukee Inc — 314 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Waukesha