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

Dr. Gregg R Cohan, MD

Individual provider Pulmonary Disease Physician · NPI 1316943442

Dr. Gregg R Cohan, MD is a Pulmonary Disease Physician in Joliet, Illinois. Licensed in Illinois. Registered with an NPI since 2005.

Licensed in
IL
In the registry since
2005
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

3045 Theodore St
Joliet, IL 60435-5191
Phone: (815) 577-5223
Fax: (815) 436-7103
Show map & directions

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

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X (IL)

Record details

NPI number1316943442
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 23, 2005
Last updated in NPPESSeptember 27, 2007

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