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

Joyce Gertzen, MD

Individual provider Internal Medicine Physician · NPI 1588740591

Joyce Gertzen, MD is an Internal Medicine Physician in Oak Forest, 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.

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Practice location Address checks out

15900 S Cicero Ave
Oak Forest, IL 60452-4006
Phone: (708) 687-7200
Fax: (708) 633-4136
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X (IL)

Record details

NPI number1588740591
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 31, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1608 W Berwyn Ave, Chicago, IL 60640-2006

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