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

Hiroaki Hayashi, MD

Individual provider Internal Medicine Physician · NPI 1487090007

Hiroaki Hayashi, MD is an Internal Medicine Physician in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2013.

Licensed in
IL
In the registry since
2013
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1653 W Congress Pkwy
Chicago, IL 60612-3833
Phone: (312) 563-2875
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 125-063142 (IL)

Record details

NPI number1487090007
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 22, 2013
Last updated in NPPESAugust 15, 2013

Other providers in Chicago