Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Stephen John Hassig, MD, MBA

Individual provider Urology Physician · NPI 1265052344

Dr. Stephen John Hassig, MD, MBA is an Urology Physician in Madison, Wisconsin. Practices as a sole proprietor and works from 2 locations. Licensed in Wisconsin.

Licensed in
WI
In the registry since
2020
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MBA — Master of Business Administration
A graduate business degree.

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Practice location Address checks out

600 Highland Ave
Madison, WI 53792-0001
Phone: (608) 914-0200
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 601 Elmwood Ave, Rochester, NY 14642-0001 — (585) 275-4786

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 87292-20 (WI)

Record details

NPI number1265052344
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MBA
Sole proprietorYes
NPI enumeratedApril 20, 2020
Last updated in NPPESJune 30, 2026
Certification dateJune 30, 2026

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