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

Mary J Guenther, MD

Individual provider Emergency Medicine Physician · NPI 1598876096

Mary J Guenther, MD is an Emergency Medicine Physician in Park Ridge, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2006
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

1775 Dempster St
Park Ridge, IL 60068-1143
Phone: (847) 723-5150
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 036-098354 (IL)

Record details

NPI number1598876096
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 31, 2006
Last updated in NPPESNovember 3, 2022
Certification dateNovember 3, 2022

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