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

Duke Geem, MD, PHD

Individual provider Pediatrics Physician · NPI 1225569882

Duke Geem, MD, PHD is a Pediatrics Physician in North Chicago, Illinois. Licensed in California. Registered with an NPI since 2017.

Licensed in
CA
In the registry since
2017
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

1 N Waukegan Rd Bldg AP31-2
North Chicago, IL 60064-1802
Phone: (847) 937-3278
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 159500 (CA)

Record details

NPI number1225569882
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedMarch 24, 2017
Last updated in NPPESOctober 11, 2023
Certification dateOctober 11, 2023
Mailing address1 N Waukegan Rd Bldg Ap31-2, North Chicago, IL 60064-1802

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