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

Dr. Mark A Kostic, MD

Individual provider Medical Toxicology (Emergency Medicine) Physician · NPI 1306893896

Dr. Mark A Kostic, MD is a Medical Toxicology (Emergency Medicine) Physician in Milwaukee, Wisconsin. Licensed in Virginia and Wisconsin. Registered with an NPI since 2006.

Licensed in
VA, 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 Address checks out

9000 W Wisconsin Ave
Milwaukee, WI 53226-4874
Phone: (414) 805-3666
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Toxicology (Emergency Medicine) Physician (primary) Taxonomy 207PT0002X · Licence 37218 (WI)
Medical Toxicology (Emergency Medicine) Physician Taxonomy 207PT0002X · Licence 0101234771 (VA)

Record details

NPI number1306893896
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 28, 2006
Last updated in NPPESOctober 10, 2007
Mailing address10000 W Innovation Dr, Milwaukee, WI 53226-4837

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