Individual
DR. MICHAEL JAMES BRENNAN
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
DO, MPH
Contact information
Practice address
1620 W HARRISON ST, CHICAGO, IL 60612-3801
(312) 942-5000
Mailing address
29373 NETWORK PL, CHICAGO, IL 60673-1293
(847) 390-5900
Taxonomy
Speciality
Code
Description
License number
State
207P00000X
Emergency Medicine Physician
036.164300
IL
207P00000X
Emergency Medicine Physician
5101025918
MI
207P00000X
Emergency Medicine Physician
5151013942
MI
207RC0200X
Critical Care Medicine (Internal Medicine) Physician
Primary
036.164300
IL
Other
Enumeration date
04/15/2019
Last updated
09/24/2025
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