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

John W. Williams

Individual provider Emergency Medicine Physician · NPI 1679672653

John W. Williams is an Emergency Medicine Physician in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006

Practice location Address checks out

1740 W Taylor St
Chicago, IL 60612-7232
Phone: (773) 551-2528
Fax: (773) 352-0625
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 036090000 (IL)

Record details

NPI number1679672653
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedSeptember 22, 2006
Last updated in NPPESNovember 13, 2025
Certification dateNovember 13, 2025

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