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

Dr. Aaron Gregory Braun, DO

Individual provider Emergency Medicine Physician · NPI 1710127477

Dr. Aaron Gregory Braun, DO is an Emergency Medicine in Chicago, Illinois. Qualified in 2006, 20 years ago. Practices with Bunker Hill Urgent Care PLLC Dba Entrust Immediate Care, a 6-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
20
Licensed in
IL
In the registry since
2009
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

1900 W Harrison St
Chicago, IL 60612-3736
Phone: (312) 864-1590
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 125-051794 (IL)

Record details

NPI number1710127477
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedFebruary 20, 2009
Last updated in NPPESFebruary 20, 2009
Mailing address1467 W Erie St, Apt 3, Chicago, IL 60642-6157

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Bunker Hill Urgent Care Pllc Dba Entrust Immediate Care — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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