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

Dr. Leon Gussow, MD

Individual provider Emergency Medicine Physician · NPI 1265585863

Dr. Leon Gussow, MD is an Emergency Medicine Physician in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2007.

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

1740 W Taylor St Dept 3466
Chicago, IL 60612-7232
Phone: (312) 704-2885
Fax: (312) 704-2737
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X (IL)
Emergency Medicine Physician Taxonomy 207P00000X (IL)

Record details

NPI number1265585863
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 19, 2007
Last updated in NPPESSeptember 11, 2025

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