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

Dr. Gregory Joseph Olenick, DDS

Individual provider General Practice Dentistry · NPI 1275685224

Dr. Gregory Joseph Olenick, DDS is a General Practice Dentistry in Wheaton, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2007
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

See every abbreviation used in this directory →

Practice location Address checks out

1275 Butterfield Rd Ste 204
Wheaton, IL 60187-8849
Phone: (630) 653-1377
Fax: (630) 653-7935
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 19014375 (IL)

Record details

NPI number1275685224
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedJanuary 18, 2007
Last updated in NPPESJuly 8, 2007
Mailing address1275 Butterfield Rd, Suite 204, Wheaton, IL 60187-8849

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