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

Prof. Oscar Esparza, DDS

Individual provider Dentist · NPI 1972576130

Prof. Oscar Esparza, DDS is a Dentist in Ontario, California. Works from 3 locations. Licensed in California.

Licensed in
CA
In the registry since
2006
Specialties on file
2
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 →

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Practice location Address checks out

213 W G St
Ontario, CA 91762-3227
Phone: (909) 986-6180
Fax: (909) 986-6179
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 5250 Philadelphia St Ste O, Chino, CA 91710-2483 — (909) 613-1300
  • 786 E Foothill Blvd Ste O, Rialto, CA 92376-5285 — (909) 874-7870

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 45252 (CA)
Dentist Taxonomy 122300000X · Licence 45252 (CA)

Record details

NPI number1972576130
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedFebruary 8, 2006
Last updated in NPPESOctober 18, 2018
Mailing address213 W G Street, Ontario, CA 91762-3227

Other providers in Ontario