Individual provider · Type 1 NPI

Dereje T. Siyum, MD

Internal Medicine Physician · Brookfield, WI

NPI number 1164981007 Active

Practice location

18200 W Capitol Dr Ste 200
Brookfield, WI 53045-1446

Call (262) 261-8880 Map

Mailing address

PO Box 735044
Chicago, IL 60673-5044

Other practice locations

  • 945 N 12th St, Milwaukee, WI 53233-1305 · (414) 219-7427

Specialties and licenses

TaxonomyCodeLicense
Hospitalist Physician 208M00000X74852-20 (WI)
Obesity Medicine (Internal Medicine) Physician 207RB0002X74852-20 (WI)
Internal Medicine Physician Primary 207R00000X74852-20 (WI)

Internal Medicine Physician: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medi…

9 other providers at this address

Other internal medicine physician providers in Brookfield

See all in Brookfield →

About NPI 1164981007

Dereje T. Siyum, MD's National Provider Identifier is 1164981007, issued on Mar 19, 2019. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Brookfield, WI. The record was last updated on Oct 6, 2026.