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

Karen G Louie, MD

Individual provider Hematology & Oncology Physician · NPI 1831170356

Karen G Louie, MD is a Hematology & Oncology Physician in Oak Brook, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

107 Midwest Club Pkwy
Oak Brook, IL 60523-2507
Phone: (630) 212-1554
Fax: (630) 323-6396
Show map & directions

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

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 036061154 (IL)

Record details

NPI number1831170356
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 10, 2005
Last updated in NPPESOctober 16, 2019

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