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

Osasumwen O. Osayimwen, MD

Individual provider Hospitalist Physician · NPI 1376724898

Osasumwen O. Osayimwen, MD is a Hospitalist in Glenview, Illinois. Graduated from Boston University School of Medicine in 2004, 22 years ago. Practices with Endeavor Health Medical Group, a 3,348-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
22
Trained at
Boston University School of Medicine
Licensed in
IL
In the registry since
2007
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

2100 Pfingsten Rd Ste 3001A
Glenview, IL 60026
Phone: (847) 657-5840
Fax: (847) 657-5732
Show map & directions

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

Additional practice locations (2)

  • 5145 N. California Ave., Chicago, IL 60625-3661 — (847) 570-1027
  • 2100 Pfingsten Rd, Glenview, IL 60026-1301 — (847) 657-5840

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 036121023 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036121023 (IL)

Record details

NPI number1376724898
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 27, 2007
Last updated in NPPESSeptember 9, 2025
Certification dateSeptember 9, 2025

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolBOSTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice Endeavor Health Medical Group — 3348 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Glenview