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

David Wei Ouyang, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1821043944

David Wei Ouyang, MD is an Obstetrics/Gynecology in Evanston, Illinois. Graduated from University of Minnesota Medical School in 1999, 27 years ago. Practices with Endeavor Health Medical Group, a 3,348-clinician group and accepts Medicare assignment. Licensed in Illinois and Massachusetts.

Years since qualifying
27
Trained at
University of Minnesota Medical School
Licensed in
IL, MA
In the registry since
2006
Specialties on file
3
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

2650 Ridge Ave Ste 1420
Evanston, IL 60201-1700
Phone: (847) 570-2860
Fax: (847) 733-5087
Show map & directions

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

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 036115621 (IL)
Maternal & Fetal Medicine Physician Taxonomy 207VM0101X · Licence 036115621 (IL)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 217814 (MA)

Record details

NPI number1821043944
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 24, 2006
Last updated in NPPESJuly 30, 2026
Certification dateJuly 30, 2026
Mailing address2650 Ridge Ave Ste 1223, Evanston, IL 60201-1700

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolUNIVERSITY OF MINNESOTA MEDICAL SCHOOL
Graduated 1999 (27 years in practice)
Group practice Endeavor Health Medical Group — 3348 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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