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

Dr. Kirk John Brown, MD

Individual provider Internal Medicine Physician · NPI 1861770729

Dr. Kirk John Brown, MD is an Internal Medicine in Grafton, Wisconsin. Qualified in 2011, 15 years ago. Practices with Aurora Medical Group, Inc, a 3,741-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
15
Licensed in
WI
In the registry since
2011
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

975 Port Washington Rd
Grafton, WI 53024-9201
Phone: (262) 329-3450
Fax: (262) 329-1001
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 62418 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 62418 (WI)

Record details

NPI number1861770729
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 26, 2011
Last updated in NPPESOctober 23, 2023
Certification dateOctober 23, 2023
Mailing address975 Port Washington Rd, Grafton, WI 53024-9201

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Aurora Medical Group, Inc. — 3741 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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