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

Thomas P O'Sullivan, DDS

Individual provider General Practice Dentistry · NPI 1861591372

Thomas P O'Sullivan, DDS is a General Practice Dentistry in Leawood, Kansas. Practices as a sole proprietor. Licensed in Kansas.

Licensed in
KS
In the registry since
2006
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

11111 Nall Ave Ste 106
Leawood, KS 66211-1620
Phone: (913) 383-2600
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 6128 (KS)

Record details

NPI number1861591372
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedSeptember 21, 2006
Last updated in NPPESJuly 8, 2007
Mailing address3305 W 129th St, Leawood, KS 66209-1772

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