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

Dr. Joseph T Sullivan, DDS

Individual provider General Practice Dentistry · NPI 1487771135

Dr. Joseph T Sullivan, DDS is a General Practice Dentistry in Downers Grove, Illinois. Licensed in Illinois. Registered with an NPI since 2007.

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

3450 Lacey Rd
Downers Grove, IL 60515-5430
Phone: (630) 743-4500
Fax: (630) 743-4940
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 019021278 (IL)

Record details

NPI number1487771135
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedMarch 26, 2007
Last updated in NPPESOctober 8, 2021
Certification dateOctober 8, 2021
Mailing address3450 Lacey Rd, Downers Grove, IL 60515-5430

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