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

Dr. Gary Marshall Kohn, MD

Individual provider Preventive Medicine/Occupational Environmental Medicine Physician · NPI 1962038679

Dr. Gary Marshall Kohn, MD is a Preventive Medicine/Occupational Environmental Medicine Physician in St Charles, Illinois. Licensed in Illinois. Registered with an NPI since 2020.

Licensed in
IL
In the registry since
2020
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

318 Walnut St
St Charles, IL 60174-2725
Phone: (630) 377-9277
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Preventive Medicine/Occupational Environmental Medicine Physician (primary) Taxonomy 2083P0500X · Licence 036070061 (IL)

Record details

NPI number1962038679
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 14, 2020
Last updated in NPPESMarch 14, 2020
Certification dateMarch 14, 2020
Mailing address805 Harper Dr., Algonquin, IL 60102