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

Individual provider Adult Medicine Physician · NPI 1790940963

Dr. Michael Crispin Grebner, MD is an Adult Medicine Physician in Milwaukee, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2008.

Licensed in
WI
In the registry since
2008
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

949 N 9th St Health Services Unit
Milwaukee, WI 53233-1422
Phone: (414) 226-7147
Fax: (414) 226-7159
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Medicine Physician (primary) Taxonomy 207QA0505X · Licence 32993 (WI)

Record details

NPI number1790940963
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 27, 2008
Last updated in NPPESJuly 27, 2008

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