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

Dr. Patrick John Gallagher, MD

Individual provider Internal Medicine Physician · NPI 1669735650

Dr. Patrick John Gallagher, MD is an Internal Medicine in Chicago, Illinois. Graduated from Northwestern University Feinberg Medical School in 2015, 11 years ago. Licensed in Illinois.

Years since qualifying
11
Trained at
Northwestern University Feinberg Medical School
Licensed in
IL
In the registry since
2012
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

1900 W Polk St
Chicago, IL 60612-3723
Phone: (312) 864-0060
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 125-061987 (IL)

Record details

NPI number1669735650
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 24, 2012
Last updated in NPPESJune 24, 2012

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 2015 (11 years in practice)
Accepts Medicare assignment Not indicated

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