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

Geoffrey R Sebastian, MD

Individual provider Internal Medicine Physician · NPI 1114991163

Geoffrey R Sebastian, MD is an Internal Medicine Physician in Hoffman Estates, 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

1260 W Higgins Rd
Hoffman Estates, IL 60195-3033
Phone: (847) 839-1111
Fax: (847) 781-0273
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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 · Licence 036087696 (IL)

Record details

NPI number1114991163
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 15, 2006
Last updated in NPPESJuly 8, 2007

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