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

Dr. Maciej Sielski, DDS

Individual provider Dentist · NPI 1598044554

Dr. Maciej Sielski, DDS is a Dentist in Fontana, California. Practices as a sole proprietor and works from 2 locations. Licensed in California, Illinois and Texas.

Licensed in
CA, IL, TX
In the registry since
2011
Specialties on file
3
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.

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Practice location Address checks out

16944 S Highland Ave Ste 400
Fontana, CA 92336
Phone: (909) 275-7179
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 430 W Erie St Ste 200, Chicago, IL 60654-6920 — (920) 838-1649

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 101416 (CA)
Dentist Taxonomy 122300000X · Licence 019028784 (IL)
Dentist Taxonomy 122300000X · Licence 30566 (TX)

Record details

NPI number1598044554
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedAugust 9, 2011
Last updated in NPPESJanuary 16, 2019

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