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

George Ou, MD

Individual provider Gastroenterology Physician · NPI 1770004590

George Ou, MD is a Gastroenterology Physician in Chicago, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2017
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

5841 S Maryland Ave # 4076
Chicago, IL 60637-1447
Phone: (773) 702-8597
Fax: (773) 702-0963
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 036.142865 (IL)

Record details

NPI number1770004590
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 30, 2017
Last updated in NPPESJuly 1, 2017

Other providers in Chicago