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

Greg S. Cohen, MD, LLC

Organization Gastroenterology Physician · NPI 1073588752

Greg S. Cohen, MD, LLC is a Gastroenterology Physician in Chicago, Illinois. Registered with an NPI since 2006.

In the registry since
2006
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

676 N Saint Clair St Ste 1525
Chicago, IL 60611-2927
Phone: (312) 695-4452
Fax: (312) 695-4453
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X

Record details

NPI number1073588752
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Greg Cohen — Physician Owner · (312) 695-4452
NPI enumeratedFebruary 17, 2006
Last updated in NPPESAugust 22, 2020
Mailing address1730 Park St, Suite 101, Naperville, IL 60563-2688

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