OrganizationActive
Lilian S. Ong, D.D.S, Inc
NPI 1932349701 · Dental Clinic/Center · West Covina, CA
Lilian S. Ong, D.D.S, Inc is a Dental Clinic/Center organization in West Covina, CA (NPI 1932349701).
Provider details
- NPI number
- 1932349701
- Entity type
- Organization
- Primary specialty
- Dental Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Lilian Ong, President(626) 918-3388
- License
- 29752 (CA)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
Detailed profile(86/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
820 W Merced Ave
West Covina, CA 91790-4901
Phone: (626) 918-3388
Fax: (626) 918-3359
Street-level locationGet directions
Mailing address
820 W Merced Ave
West Covina, CA 91790-4901
Registry dates
- Enumerated
- 2009-03-05
- Last updated
- 2009-03-05
Frequently asked questions
- What is Lilian S. Ong, D.D.S, Inc's NPI number?
- Lilian S. Ong, D.D.S, Inc's National Provider Identifier (NPI) is 1932349701, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Lilian S. Ong, D.D.S, Inc?
- Lilian S. Ong, D.D.S, Inc is classified in the NPPES registry as Dental Clinic/Center (Ambulatory Health Care Facilities).
- Where is Lilian S. Ong, D.D.S, Inc located?
- Lilian S. Ong, D.D.S, Inc's practice location on file with NPPES is 820 W Merced Ave, West Covina, CA 91790-4901.
- What is Lilian S. Ong, D.D.S, Inc's phone number?
- The practice phone number listed in the NPPES registry for Lilian S. Ong, D.D.S, Inc is (626) 918-3388.
- Who is the authorized official for Lilian S. Ong, D.D.S, Inc?
- The authorized official listed on Lilian S. Ong, D.D.S, Inc's NPPES record is Lilian Ong, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Lilian S. Ong, D.D.S, Inc's NPI active?
- Yes — Lilian S. Ong, D.D.S, Inc's NPI (1932349701) is active in the NPPES registry as of the last update on 2009-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.