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

Omar Alberto Oliveros, MD

Individual provider Internal Medicine Physician · NPI 1538542337

Omar Alberto Oliveros, MD is an Internal Medicine in Chicago, Illinois. Qualified in 1996, 30 years ago. Practices with Oak Street Health Physicians Group PC, a 234-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
30
Licensed in
IL
In the registry since
2015
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

4417 W Diversey Ave
Chicago, IL 60639-1923
Phone: (773) 377-7736
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 7000 Cermak Rd, Berwyn, IL 60402-2112 — (708) 484-8090

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036146049 (IL)

Record details

NPI number1538542337
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 30, 2015
Last updated in NPPESSeptember 16, 2025
Certification dateSeptember 16, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Group practice Oak Street Health Physicians Group Pc — 234 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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