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

Castellanos DDS Inc

Organization Dentist · NPI 1477181410

Castellanos DDS Inc is a Dentist in Fontana, California. Registered with an NPI since 2020.

In the registry since
2020
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

9725 Sierra Ave
Fontana, CA 92335-6716
Phone: (909) 822-6200
Fax: (909) 822-6222
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X

Record details

NPI number1477181410
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mario Castellanos — Owner · (909) 822-6200
NPI enumeratedMarch 27, 2020
Last updated in NPPESMarch 27, 2020
Certification dateMarch 27, 2020
Mailing address9725 Sierra Ave, Fontana, CA 92335-6716

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