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

Charles Bareis, MD

Individual provider Internal Medicine Physician · NPI 1740212646

Charles Bareis, MD is an Internal Medicine Physician in Berwyn, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3231 Euclid Ave
Berwyn, IL 60402-3471
Phone: (708) 783-7400
Fax: (708) 783-7401
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036-080238 (IL)

Record details

NPI number1740212646
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2006
Last updated in NPPESAugust 30, 2011
Mailing address3231 Euclid Ave, Berwyn, IL 60402-3471

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