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

Lilian S. Ong, D D S, Inc

Organization Dental Clinic/Center · NPI 1932349701

Lilian S. Ong, D D S, Inc is a Dental Clinic/Center in West Covina, California. Licensed in California. Registered with an NPI since 2009.

Licensed in
CA
In the registry since
2009
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

820 W Merced Ave
West Covina, CA 91790-4901
Phone: (626) 918-3388
Fax: (626) 918-3359
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dental Clinic/Center (primary) Taxonomy 261QD0000X · Licence 29752 (CA)

Record details

NPI number1932349701
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Lilian Ong — President · (626) 918-3388
NPI enumeratedMarch 5, 2009
Last updated in NPPESMarch 5, 2009
Mailing address820 W Merced Ave, West Covina, CA 91790-4901

Other providers in West Covina