Lilian S. Ong, D.d.s, Inc is a renowned Dental office in West Covina, California. It is located at 820 W Merced Ave, West Covina, CA and its contact number is 626-918-3388. The authorized person for Lilian S. Ong, D.d.s, Inc is Dr. Lilian Siaoman Ong
who is President of the place and their contact number is 626-918-3388. The primary license number for Lilian S. Ong, D.d.s, Inc is 29752 (Dental) in California.
Lilian S. Ong, D.d.s, Inc Office is a healthcare facility where dedicated dental team composed of licensed professionals, including dentists (DDS or DMD), dental hygienists, dental assistants, and administrative staff (manage appointments, billing, and patient records) provides preventive, diagnostic, and therapeutic oral health services like oral exams and X-rays, fillings, fluoride treatments, teeth cleanings, implants, crowns, bridges, tooth extractions, root canals, and cosmetic procedures such as teeth whitening, braces and veneers to patients through outpatient care.
Complete Profile:
Lilian S. Ong, D.d.s, Inc Office speciality, address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointments.
| Name: | Lilian S. Ong, D.d.s, Inc |
| Specialization: | Dentistry |
| Address: | 820 W Merced Ave, West Covina,
California, 91790-4901 |
| Phone: | 626-918-3388 |
| Fax: | 626-918-3359 |
Authorized/Official Person Profile:
Officially authorized person to contact for any management issues or complaints for this Office are as below. Person's position and contact details are also mentioned below.
| Name: | Dr. Lilian Siaoman Ong |
| Position: | President |
| Contact Number: | 626-918-3388 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details for Lilian S. Ong, D.d.s, Inc Office are as mentioned below.
| NPI Number: | 1932349701 |
| NPI Enumeration Date: | 05 Mar, 2009 |
| NPI Last Update On: | 05 Mar, 2009 |
Medical Licenses:
Organizations can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Lilian S. Ong, D.d.s, Inc are as mentioned below.
| Specialization | License Number | State | Status | |
| Dental | 29752 | California | Primary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Lilian S. Ong, D.d.s, Inc
820 W Merced Ave,
West Covina, California |
| Zip: | 91790-4901 |
| Phone Number: | 626-918-3388 |
| Fax Number: | 626-918-3359 |
Patients can reach Lilian S. Ong, D.d.s, Inc at
820 W Merced Ave, West Covina, California or can
call to book an appointment on 626-918-3388.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on
08 December, 2025.