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

Arnold B. Grauer, MD, LLC

Organization Internal Medicine Physician · NPI 1750601233

Arnold B. Grauer, MD, LLC is an Internal Medicine Physician in Chicago, Illinois. Registered with an NPI since 2010.

In the registry since
2010
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

233 E Erie St Ste 710
Chicago, IL 60611-2926
Phone: (312) 624-9671
Fax: (312) 624-8849
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X

Record details

NPI number1750601233
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Arnold Grauer — Owner · (312) 209-9266
NPI enumeratedJune 7, 2010
Last updated in NPPESJune 7, 2010
Mailing address233 E Erie St, Suite 710, Chicago, IL 60611-2926

Other providers in Chicago